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425982 = 2370997
BaseRepresentation
bin1100111111111111110
3210122100010
41213333332
5102112412
613044050
73422634
oct1477776
9718303
10425982
11271057
12186626
1311bb7b
14b1354
158633c
hex67ffe

425982 has 8 divisors (see below), whose sum is σ = 851976. Its totient is φ = 141992.

The previous prime is 425977. The next prime is 425987. The reversal of 425982 is 289524.

It is an interprime number because it is at equal distance from previous prime (425977) and next prime (425987).

It is a sphenic number, since it is the product of 3 distinct primes.

425982 is an admirable number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 425982.

It is not an unprimeable number, because it can be changed into a prime (425987) by changing a digit.

425982 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35493 + ... + 35504.

It is an arithmetic number, because the mean of its divisors is an integer number (106497).

425982 is a Friedman number, since it can be written as 4^8*(9-5/2)-2, using all its digits and the basic arithmetic operations.

2425982 is an apocalyptic number.

425982 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425982 is a wasteful number, since it uses less digits than its factorization.

425982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71002.

The product of its digits is 5760, while the sum is 30.

The square root of 425982 is about 652.6729655808. The cubic root of 425982 is about 75.2425922517.

The spelling of 425982 in words is "four hundred twenty-five thousand, nine hundred eighty-two".

Divisors: 1 2 3 6 70997 141994 212991 425982