70339764 has 72 divisors (see below), whose sum is σ = 184099104. Its totient is φ = 20729600.

The previous prime is 70339757. The next prime is 70339769. The reversal of 70339764 is 46793307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70339769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 221734 + ... + 222050.

It is an arithmetic number, because the mean of its divisors is an integer number (2556932).

Almost surely, 2^70339764 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 70339764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92049552).

70339764 is an abundant number, since it is smaller than the sum of its proper divisors (113759340).

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

70339764 is a wasteful number, since it uses less digits than its factorization.

70339764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417 (or 374 counting only the distinct ones).

The product of its (nonzero) digits is 95256, while the sum is 39.

The square root of 70339764 is about 8386.8804689229. The cubic root of 70339764 is about 412.7942466222.

The spelling of 70339764 in words is "seventy million, three hundred thirty-nine thousand, seven hundred sixty-four".