39479396 has 18 divisors (see below), whose sum is σ = 75941670. Its totient is φ = 17944960.

The previous prime is 39479393. The next prime is 39479413. The reversal of 39479396 is 69397493.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 22372900 + 17106496 = 4730^2 + 4136^2 .

It is a super-3 number, since 3×39479396³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (39479393) 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 5 ways as a sum of consecutive naturals, for example, 40301 + ... + 41268.

Almost surely, 2^39479396 is an apocalyptic number.

It is an amenable number.

39479396 is a deficient number, since it is larger than the sum of its proper divisors (36462274).

39479396 is a wasteful number, since it uses less digits than its factorization.

39479396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81595 (or 81582 counting only the distinct ones).

The product of its digits is 1102248, while the sum is 50.

The square root of 39479396 is about 6283.2631649486. The cubic root of 39479396 is about 340.5050050189.

The spelling of 39479396 in words is "thirty-nine million, four hundred seventy-nine thousand, three hundred ninety-six".