70513532 has 12 divisors (see below), whose sum is σ = 125727336. Its totient is φ = 34591440.

The previous prime is 70513493. The next prime is 70513537. The reversal of 70513532 is 23531507.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70513537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166094 + ... + 166517.

It is an arithmetic number, because the mean of its divisors is an integer number (10477278).

Almost surely, 2^70513532 is an apocalyptic number.

It is an amenable number.

70513532 is a deficient number, since it is larger than the sum of its proper divisors (55213804).

70513532 is a wasteful number, since it uses less digits than its factorization.

70513532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332668 (or 332666 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 26.

The square root of 70513532 is about 8397.2335920826. The cubic root of 70513532 is about 413.1338906570.

The spelling of 70513532 in words is "seventy million, five hundred thirteen thousand, five hundred thirty-two".