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2858442 = 23476407
BaseRepresentation
bin1010111001110111001010
312101020001020
422321313022
51212432232
6141133310
733203436
oct12716712
95336036
102858442
111682654
12b5a236
137910b2
145459c6
153b6e2c
hex2b9dca

2858442 has 8 divisors (see below), whose sum is σ = 5716896. Its totient is φ = 952812.

The previous prime is 2858441. The next prime is 2858447. The reversal of 2858442 is 2448582.

It is a happy number.

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

2858442 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (2858441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238198 + ... + 238209.

It is an arithmetic number, because the mean of its divisors is an integer number (714612).

22858442 is an apocalyptic number.

2858442 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.

2858442 is a wasteful number, since it uses less digits than its factorization.

2858442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476412.

The product of its digits is 20480, while the sum is 33.

The square root of 2858442 is about 1690.6927574222. The cubic root of 2858442 is about 141.9198449967.

The spelling of 2858442 in words is "two million, eight hundred fifty-eight thousand, four hundred forty-two".

Divisors: 1 2 3 6 476407 952814 1429221 2858442