39700634 has 16 divisors (see below), whose sum is σ = 60409800. Its totient is φ = 19566144.

The previous prime is 39700601. The next prime is 39700651. The reversal of 39700634 is 43600793.

39700634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 38130625 + 1570009 = 6175^2 + 1253^2 .

It is a super-2 number, since 2×39700634² = 3152280680003912, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 39700634.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58304 + ... + 58980.

Almost surely, 2^39700634 is an apocalyptic number.

39700634 is a deficient number, since it is larger than the sum of its proper divisors (20709166).

39700634 is a wasteful number, since it uses less digits than its factorization.

39700634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057.

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 39700634 is about 6300.8439117312. The cubic root of 39700634 is about 341.1398708973.

The spelling of 39700634 in words is "thirty-nine million, seven hundred thousand, six hundred thirty-four".