70997704 has 8 divisors (see below), whose sum is σ = 133120710. Its totient is φ = 35498848.

The previous prime is 70997681. The next prime is 70997723. The reversal of 70997704 is 40779907.

It can be written as a sum of positive squares in only one way, i.e., 67272804 + 3724900 = 8202^2 + 1930^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4437349 + ... + 4437364.

Almost surely, 2^70997704 is an apocalyptic number.

It is an amenable number.

70997704 is a deficient number, since it is larger than the sum of its proper divisors (62123006).

70997704 is a wasteful number, since it uses less digits than its factorization.

70997704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8874719 (or 8874715 counting only the distinct ones).

The product of its (nonzero) digits is 111132, while the sum is 43.

The square root of 70997704 is about 8426.0135295405. The cubic root of 70997704 is about 414.0773113648.

The spelling of 70997704 in words is "seventy million, nine hundred ninety-seven thousand, seven hundred four".