39860668 has 24 divisors (see below), whose sum is σ = 72261504. Its totient is φ = 19219200.

The previous prime is 39860663. The next prime is 39860669. The reversal of 39860668 is 86606893.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39860663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64296 + ... + 64912.

It is an arithmetic number, because the mean of its divisors is an integer number (3010896).

Almost surely, 2^39860668 is an apocalyptic number.

It is an amenable number.

39860668 is a deficient number, since it is larger than the sum of its proper divisors (32400836).

39860668 is a wasteful number, since it uses less digits than its factorization.

39860668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173 (or 1171 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 46.

The square root of 39860668 is about 6313.5305495420. The cubic root of 39860668 is about 341.5976367648.

The spelling of 39860668 in words is "thirty-nine million, eight hundred sixty thousand, six hundred sixty-eight".