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2425321 = 4615261
BaseRepresentation
bin1001010000000111101001
311120012220201
421100013221
51110102241
6123552201
726420623
oct11200751
94505821
102425321
1114071a8
1298b661
1366bc02
14471c13
1532d931
hex2501e9

2425321 has 4 divisors (see below), whose sum is σ = 2431044. Its totient is φ = 2419600.

The previous prime is 2425301. The next prime is 2425337. The reversal of 2425321 is 1235242.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1299600 + 1125721 = 1140^2 + 1061^2 .

It is a cyclic number.

It is not a de Polignac number, because 2425321 - 27 = 2425193 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 23 + 49 + 27 + 59 + 311 + 215 + 1 .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2425301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2170 + ... + 3091.

It is an arithmetic number, because the mean of its divisors is an integer number (607761).

22425321 is an apocalyptic number.

It is an amenable number.

2425321 is a deficient number, since it is larger than the sum of its proper divisors (5723).

2425321 is an equidigital number, since it uses as much as digits as its factorization.

2425321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5722.

The product of its digits is 480, while the sum is 19.

The square root of 2425321 is about 1557.3442137177. The cubic root of 2425321 is about 134.3557968593.

The spelling of 2425321 in words is "two million, four hundred twenty-five thousand, three hundred twenty-one".

Divisors: 1 461 5261 2425321