3125398 has 16 divisors (see below), whose sum is σ = 4815360. Its totient is φ = 1521000.

The previous prime is 3125387. The next prime is 3125449. The reversal of 3125398 is 8935213.

It is a happy number.

It is a super-2 number, since 2×3125398² = 19536225316808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20623 + ... + 20773.

It is an arithmetic number, because the mean of its divisors is an integer number (300960).

Almost surely, 2^3125398 is an apocalyptic number.

3125398 is a deficient number, since it is larger than the sum of its proper divisors (1689962).

3125398 is a wasteful number, since it uses less digits than its factorization.

3125398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363.

The product of its digits is 6480, while the sum is 31.

The square root of 3125398 is about 1767.8795207819. The cubic root of 3125398 is about 146.2070933622.

The spelling of 3125398 in words is "three million, one hundred twenty-five thousand, three hundred ninety-eight".