1238429632 has 28 divisors (see below), whose sum is σ = 2680920216. Its totient is φ = 562922240.

The previous prime is 1238429623. The next prime is 1238429653. The reversal of 1238429632 is 2369248321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 878863 + ... + 880270.

Almost surely, 2^1238429632 is an apocalyptic number.

It is an amenable number.

1238429632 is an abundant number, since it is smaller than the sum of its proper divisors (1442490584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1238429632 is a wasteful number, since it uses less digits than its factorization.

1238429632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1759156 (or 1759146 counting only the distinct ones).

The product of its digits is 124416, while the sum is 40.

The square root of 1238429632 is about 35191.3289319969. The cubic root of 1238429632 is about 1073.8833566727.

The spelling of 1238429632 in words is "one billion, two hundred thirty-eight million, four hundred twenty-nine thousand, six hundred thirty-two".