403674625 has 16 divisors (see below), whose sum is σ = 517407696. Its totient is φ = 314208000.

The previous prime is 403674619. The next prime is 403674671. The reversal of 403674625 is 526476304.

It can be written as a sum of positive squares in 8 ways, for example, as 628849 + 403045776 = 793^2 + 20076^2 .

It is not a de Polignac number, because 403674625 - 2²⁷ = 269456897 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 39016 + ... + 48265.

It is an arithmetic number, because the mean of its divisors is an integer number (32337981).

Almost surely, 2^403674625 is an apocalyptic number.

It is an amenable number.

403674625 is a deficient number, since it is larger than the sum of its proper divisors (113733071).

403674625 is an equidigital number, since it uses as much as digits as its factorization.

403674625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87333 (or 87323 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 37.

The square root of 403674625 is about 20091.6556062461. The cubic root of 403674625 is about 739.0556647888.

The spelling of 403674625 in words is "four hundred three million, six hundred seventy-four thousand, six hundred twenty-five".