70713534 has 16 divisors (see below), whose sum is σ = 142828560. Its totient is φ = 23337600.

The previous prime is 70713491. The next prime is 70713541. The reversal of 70713534 is 43531707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57739 + ... + 58950.

It is an arithmetic number, because the mean of its divisors is an integer number (8926785).

Almost surely, 2^70713534 is an apocalyptic number.

70713534 is an abundant number, since it is smaller than the sum of its proper divisors (72115026).

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

70713534 is a wasteful number, since it uses less digits than its factorization.

70713534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116795.

The product of its (nonzero) digits is 8820, while the sum is 30.

The square root of 70713534 is about 8409.1339625433. The cubic root of 70713534 is about 413.5241212235.

It can be divided in two parts, 707 and 13534, that added together give a palindrome (14241).

The spelling of 70713534 in words is "seventy million, seven hundred thirteen thousand, five hundred thirty-four".