70478932 has 24 divisors (see below), whose sum is σ = 131047560. Its totient is φ = 33102720.

The previous prime is 70478893. The next prime is 70478951. The reversal of 70478932 is 23987407.

It can be written as a sum of positive squares in 4 ways, for example, as 5740816 + 64738116 = 2396^2 + 8046^2 .

It is a congruent number.

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, 3919 + ... + 12502.

It is an arithmetic number, because the mean of its divisors is an integer number (5460315).

Almost surely, 2^70478932 is an apocalyptic number.

It is an amenable number.

70478932 is a deficient number, since it is larger than the sum of its proper divisors (60568628).

70478932 is a wasteful number, since it uses less digits than its factorization.

70478932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16491 (or 16489 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 70478932 is about 8395.1731369877. The cubic root of 70478932 is about 413.0663066019.

The spelling of 70478932 in words is "seventy million, four hundred seventy-eight thousand, nine hundred thirty-two".