432620137 has 4 divisors (see below), whose sum is σ = 432670720. Its totient is φ = 432569556.

The previous prime is 432620117. The next prime is 432620147. The reversal of 432620137 is 731026234.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 432620137 - 2¹¹ = 432618089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (432620117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8937 + ... + 30742.

It is an arithmetic number, because the mean of its divisors is an integer number (108167680).

Almost surely, 2^432620137 is an apocalyptic number.

It is an amenable number.

432620137 is a deficient number, since it is larger than the sum of its proper divisors (50583).

432620137 is a wasteful number, since it uses less digits than its factorization.

432620137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50582.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 432620137 is about 20799.5225185580. The cubic root of 432620137 is about 756.3141809064.

The spelling of 432620137 in words is "four hundred thirty-two million, six hundred twenty thousand, one hundred thirty-seven".