431032425 has 24 divisors (see below), whose sum is σ = 731905536. Its totient is φ = 223669440.

The previous prime is 431032417. The next prime is 431032447. The reversal of 431032425 is 524230134.

It is not a de Polignac number, because 431032425 - 2³ = 431032417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 431032395 and 431032404.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74889 + ... + 80438.

It is an arithmetic number, because the mean of its divisors is an integer number (30496064).

Almost surely, 2^431032425 is an apocalyptic number.

It is an amenable number.

431032425 is a deficient number, since it is larger than the sum of its proper divisors (300873111).

431032425 is a wasteful number, since it uses less digits than its factorization.

431032425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155377 (or 155372 counting only the distinct ones).

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

The square root of 431032425 is about 20761.3204059857. The cubic root of 431032425 is about 755.3878246671.

Adding to 431032425 its reverse (524230134), we get a palindrome (955262559).

The spelling of 431032425 in words is "four hundred thirty-one million, thirty-two thousand, four hundred twenty-five".