70432732 has 12 divisors (see below), whose sum is σ = 123770416. Its totient is φ = 35069760.

The previous prime is 70432723. The next prime is 70432759. The reversal of 70432732 is 23723407.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 70432732.

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, 35568 + ... + 37495.

Almost surely, 2^70432732 is an apocalyptic number.

It is an amenable number.

70432732 is a deficient number, since it is larger than the sum of its proper divisors (53337684).

70432732 is a wasteful number, since it uses less digits than its factorization.

70432732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73308 (or 73306 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 28.

The square root of 70432732 is about 8392.4211047826. The cubic root of 70432732 is about 412.9760298142.

The spelling of 70432732 in words is "seventy million, four hundred thirty-two thousand, seven hundred thirty-two".