78046432 has 24 divisors (see below), whose sum is σ = 154357056. Its totient is φ = 38844672.

The previous prime is 78046421. The next prime is 78046457. The reversal of 78046432 is 23464087.

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, 1668 + ... + 12604.

It is an arithmetic number, because the mean of its divisors is an integer number (6431544).

Almost surely, 2^78046432 is an apocalyptic number.

It is an amenable number.

78046432 is a deficient number, since it is larger than the sum of its proper divisors (76310624).

78046432 is a wasteful number, since it uses less digits than its factorization.

78046432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11170 (or 11162 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 78046432 is about 8834.3891696031. The cubic root of 78046432 is about 427.3506325866.

The spelling of 78046432 in words is "seventy-eight million, forty-six thousand, four hundred thirty-two".