70732764 has 60 divisors (see below), whose sum is σ = 189246904. Its totient is φ = 23024736.

The previous prime is 70732757. The next prime is 70732787. The reversal of 70732764 is 46723707.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11394 + ... + 16470.

Almost surely, 2^70732764 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70732764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94623452).

70732764 is an abundant number, since it is smaller than the sum of its proper divisors (118514140).

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

70732764 is a wasteful number, since it uses less digits than its factorization.

70732764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5136 (or 5125 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 36.

The square root of 70732764 is about 8410.2772843706. The cubic root of 70732764 is about 413.5616027243.

The spelling of 70732764 in words is "seventy million, seven hundred thirty-two thousand, seven hundred sixty-four".