322151425 has 12 divisors (see below), whose sum is σ = 399746736. Its totient is φ = 257541200.

The previous prime is 322151419. The next prime is 322151429. The reversal of 322151425 is 524151223.

It is not a de Polignac number, because 322151425 - 2⁵ = 322151393 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 322151425.

It is not an unprimeable number, because it can be changed into a prime (322151429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41070 + ... + 48280.

It is an arithmetic number, because the mean of its divisors is an integer number (33312228).

Almost surely, 2^322151425 is an apocalyptic number.

It is an amenable number.

322151425 is a deficient number, since it is larger than the sum of its proper divisors (77595311).

322151425 is a wasteful number, since it uses less digits than its factorization.

322151425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9008 (or 9003 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 322151425 is about 17948.5772416646. The cubic root of 322151425 is about 685.5198249323.

The spelling of 322151425 in words is "three hundred twenty-two million, one hundred fifty-one thousand, four hundred twenty-five".