432631071 has 16 divisors (see below), whose sum is σ = 661611520. Its totient is φ = 279116280.

The previous prime is 432631063. The next prime is 432631123. The reversal of 432631071 is 170136234.

It is not a de Polignac number, because 432631071 - 2³ = 432631063 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432631051) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 257605 + ... + 259278.

It is an arithmetic number, because the mean of its divisors is an integer number (41350720).

Almost surely, 2^432631071 is an apocalyptic number.

432631071 is a deficient number, since it is larger than the sum of its proper divisors (228980449).

432631071 is a wasteful number, since it uses less digits than its factorization.

432631071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516923 (or 516917 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 432631071 is about 20799.7853594695. The cubic root of 432631071 is about 756.3205525235.

The spelling of 432631071 in words is "four hundred thirty-two million, six hundred thirty-one thousand, seventy-one".