431402325 has 12 divisors (see below), whose sum is σ = 713251968. Its totient is φ = 230081200.

The previous prime is 431402297. The next prime is 431402339. The reversal of 431402325 is 523204134.

It is not a de Polignac number, because 431402325 - 2²⁴ = 414625109 is a prime.

It is a super-2 number, since 2×431402325² = 372215932030811250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 431402295 and 431402304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2875941 + ... + 2876090.

It is an arithmetic number, because the mean of its divisors is an integer number (59437664).

Almost surely, 2^431402325 is an apocalyptic number.

It is an amenable number.

431402325 is a deficient number, since it is larger than the sum of its proper divisors (281849643).

431402325 is a wasteful number, since it uses less digits than its factorization.

431402325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5752044 (or 5752039 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 431402325 is about 20770.2268885056. The cubic root of 431402325 is about 755.6038471352.

Adding to 431402325 its reverse (523204134), we get a palindrome (954606459).

The spelling of 431402325 in words is "four hundred thirty-one million, four hundred two thousand, three hundred twenty-five".