321162325 has 48 divisors (see below), whose sum is σ = 454113792. Its totient is φ = 223200000.

The previous prime is 321162253. The next prime is 321162403. The reversal of 321162325 is 523261123.

It is not a de Polignac number, because 321162325 - 2⁷ = 321162197 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 321162325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 860839 + ... + 861211.

It is an arithmetic number, because the mean of its divisors is an integer number (9460704).

Almost surely, 2^321162325 is an apocalyptic number.

It is an amenable number.

321162325 is a deficient number, since it is larger than the sum of its proper divisors (132951467).

321162325 is a wasteful number, since it uses less digits than its factorization.

321162325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526 (or 521 counting only the distinct ones).

The product of its digits is 2160, while the sum is 25.

The square root of 321162325 is about 17921.0023436191. The cubic root of 321162325 is about 684.8175229218.

It can be divided in two parts, 3211 and 62325, that added together give a 16-th power (65536 = 2¹⁶).

The spelling of 321162325 in words is "three hundred twenty-one million, one hundred sixty-two thousand, three hundred twenty-five".