9428432944 has 40 divisors (see below), whose sum is σ = 21441503648. Its totient is φ = 3931545600.

The previous prime is 9428432911. The next prime is 9428432953. The reversal of 9428432944 is 4492348249.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1133457 + ... + 1141744.

Almost surely, 2^9428432944 is an apocalyptic number.

It is an amenable number.

9428432944 is an abundant number, since it is smaller than the sum of its proper divisors (12013070704).

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

9428432944 is a wasteful number, since it uses less digits than its factorization.

9428432944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2275253 (or 2275247 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 49.

The square root of 9428432944 is about 97100.1181461691. The cubic root of 9428432944 is about 2112.5800401684.

The spelling of 9428432944 in words is "nine billion, four hundred twenty-eight million, four hundred thirty-two thousand, nine hundred forty-four".