538632232 has 8 divisors (see below), whose sum is σ = 1009935450. Its totient is φ = 269316112.

The previous prime is 538632187. The next prime is 538632247. The reversal of 538632232 is 232236835.

It can be written as a sum of positive squares in only one way, i.e., 409900516 + 128731716 = 20246^2 + 11346^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33664507 + ... + 33664522.

Almost surely, 2^538632232 is an apocalyptic number.

It is an amenable number.

538632232 is a deficient number, since it is larger than the sum of its proper divisors (471303218).

538632232 is a wasteful number, since it uses less digits than its factorization.

538632232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67329035 (or 67329031 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 538632232 is about 23208.4517363826. The cubic root of 538632232 is about 813.6371678294.

The spelling of 538632232 in words is "five hundred thirty-eight million, six hundred thirty-two thousand, two hundred thirty-two".