70772 has 12 divisors (see below), whose sum is σ = 133476. Its totient is φ = 32640.

The previous prime is 70769. The next prime is 70783. The reversal of 70772 is 27707.

It can be written as a sum of positive squares in 2 ways, for example, as 11236 + 59536 = 106^2 + 244^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 629 + ... + 732.

It is an arithmetic number, because the mean of its divisors is an integer number (11123).

2⁷⁰⁷⁷² is an apocalyptic number.

It is an amenable number.

70772 is a deficient number, since it is larger than the sum of its proper divisors (62704).

70772 is a wasteful number, since it uses less digits than its factorization.

70772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378 (or 1376 counting only the distinct ones).

The product of its (nonzero) digits is 686, while the sum is 23.

The square root of 70772 is about 266.0300734879. The cubic root of 70772 is about 41.3638057174.

The spelling of 70772 in words is "seventy thousand, seven hundred seventy-two", and thus it is an iban number.