70332432 has 20 divisors (see below), whose sum is σ = 181692240. Its totient is φ = 23444128.

The previous prime is 70332403. The next prime is 70332463. The reversal of 70332432 is 23423307.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 732582 + ... + 732677.

It is an arithmetic number, because the mean of its divisors is an integer number (9084612).

Almost surely, 2^70332432 is an apocalyptic number.

It is an amenable number.

70332432 is an abundant number, since it is smaller than the sum of its proper divisors (111359808).

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

70332432 is a wasteful number, since it uses less digits than its factorization.

70332432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1465270 (or 1465264 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 24.

The square root of 70332432 is about 8386.4433462583. The cubic root of 70332432 is about 412.7799033243.

Adding to 70332432 its reverse (23423307), we get a palindrome (93755739).

The spelling of 70332432 in words is "seventy million, three hundred thirty-two thousand, four hundred thirty-two".