39070772 has 36 divisors (see below), whose sum is σ = 76629420. Its totient is φ = 17402112.

The previous prime is 39070763. The next prime is 39070799. The reversal of 39070772 is 27707093.

It can be written as a sum of positive squares in 6 ways, for example, as 2540836 + 36529936 = 1594^2 + 6044^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18608 + ... + 20600.

It is an arithmetic number, because the mean of its divisors is an integer number (2128595).

Almost surely, 2^39070772 is an apocalyptic number.

It is an amenable number.

39070772 is a deficient number, since it is larger than the sum of its proper divisors (37558648).

39070772 is a wasteful number, since it uses less digits than its factorization.

39070772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2052 (or 2037 counting only the distinct ones).

The product of its (nonzero) digits is 18522, while the sum is 35.

The square root of 39070772 is about 6250.6617249696. The cubic root of 39070772 is about 339.3261509573.

The spelling of 39070772 in words is "thirty-nine million, seventy thousand, seven hundred seventy-two".