70711892 has 6 divisors (see below), whose sum is σ = 123745818. Its totient is φ = 35355944.

The previous prime is 70711877. The next prime is 70711903. The reversal of 70711892 is 29811707.

It can be written as a sum of positive squares in only one way, i.e., 42981136 + 27730756 = 6556^2 + 5266^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8838983 + ... + 8838990.

It is an arithmetic number, because the mean of its divisors is an integer number (20624303).

Almost surely, 2^70711892 is an apocalyptic number.

It is an amenable number.

70711892 is a deficient number, since it is larger than the sum of its proper divisors (53033926).

70711892 is a wasteful number, since it uses less digits than its factorization.

70711892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17677977 (or 17677975 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 35.

The square root of 70711892 is about 8409.0363300440. The cubic root of 70711892 is about 413.5209204602.

The spelling of 70711892 in words is "seventy million, seven hundred eleven thousand, eight hundred ninety-two".