8251604 has 12 divisors (see below), whose sum is σ = 14461524. Its totient is φ = 4119744.

The previous prime is 8251603. The next prime is 8251651. The reversal of 8251604 is 4061528.

It can be written as a sum of positive squares in 2 ways, for example, as 4008004 + 4243600 = 2002^2 + 2060^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8251601) 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, 3134 + ... + 5130.

It is an arithmetic number, because the mean of its divisors is an integer number (1205127).

Almost surely, 2^8251604 is an apocalyptic number.

It is an amenable number.

8251604 is a deficient number, since it is larger than the sum of its proper divisors (6209920).

8251604 is a wasteful number, since it uses less digits than its factorization.

8251604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3034 (or 3032 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 8251604 is about 2872.5605302587. The cubic root of 8251604 is about 202.0750954330.

The spelling of 8251604 in words is "eight million, two hundred fifty-one thousand, six hundred four".