39961702 has 24 divisors (see below), whose sum is σ = 67683168. Its totient is φ = 17669520.

The previous prime is 39961699. The next prime is 39961709. The reversal of 39961702 is 20716993.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39961709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6723 + ... + 11185.

It is an arithmetic number, because the mean of its divisors is an integer number (2820132).

Almost surely, 2^39961702 is an apocalyptic number.

39961702 is a deficient number, since it is larger than the sum of its proper divisors (27721466).

39961702 is a wasteful number, since it uses less digits than its factorization.

39961702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4524 (or 4513 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 39961702 is about 6321.5268725206. The cubic root of 39961702 is about 341.8860067176.

The spelling of 39961702 in words is "thirty-nine million, nine hundred sixty-one thousand, seven hundred two".