39629012 has 12 divisors (see below), whose sum is σ = 69539316. Its totient is φ = 19760640.

The previous prime is 39629011. The next prime is 39629033. The reversal of 39629012 is 21092693.

It can be written as a sum of positive squares in 2 ways, for example, as 28366276 + 11262736 = 5326^2 + 3356^2 .

It is a super-2 number, since 2×39629012² = 3140917184192288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 39629012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39629011) 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, 11789 + ... + 14772.

It is an arithmetic number, because the mean of its divisors is an integer number (5794943).

Almost surely, 2^39629012 is an apocalyptic number.

It is an amenable number.

39629012 is a deficient number, since it is larger than the sum of its proper divisors (29910304).

39629012 is a wasteful number, since it uses less digits than its factorization.

39629012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26938 (or 26936 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 39629012 is about 6295.1578216912. The cubic root of 39629012 is about 340.9346027442.

The spelling of 39629012 in words is "thirty-nine million, six hundred twenty-nine thousand, twelve".