39946364 has 6 divisors (see below), whose sum is σ = 69906144. Its totient is φ = 19973180.

The previous prime is 39946351. The next prime is 39946393. The reversal of 39946364 is 46364993.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 4993292 + ... + 4993299.

It is an arithmetic number, because the mean of its divisors is an integer number (11651024).

Almost surely, 2^39946364 is an apocalyptic number.

It is an amenable number.

39946364 is a deficient number, since it is larger than the sum of its proper divisors (29959780).

39946364 is a wasteful number, since it uses less digits than its factorization.

39946364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9986595 (or 9986593 counting only the distinct ones).

The product of its digits is 419904, while the sum is 44.

The square root of 39946364 is about 6320.3135998145. The cubic root of 39946364 is about 341.8422605111.

The spelling of 39946364 in words is "thirty-nine million, nine hundred forty-six thousand, three hundred sixty-four".