39995474 has 8 divisors (see below), whose sum is σ = 60396300. Its totient is φ = 19863376.

The previous prime is 39995471. The next prime is 39995477. The reversal of 39995474 is 47459993.

It is an interprime number because it is at equal distance from previous prime (39995471) and next prime (39995477).

It can be written as a sum of positive squares in 2 ways, for example, as 39627025 + 368449 = 6295^2 + 607^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (39995471) 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, 66809 + ... + 67404.

Almost surely, 2^39995474 is an apocalyptic number.

39995474 is a deficient number, since it is larger than the sum of its proper divisors (20400826).

39995474 is a wasteful number, since it uses less digits than its factorization.

39995474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134364.

The product of its digits is 1224720, while the sum is 50.

The square root of 39995474 is about 6324.1974984973. The cubic root of 39995474 is about 341.9822899302.

The spelling of 39995474 in words is "thirty-nine million, nine hundred ninety-five thousand, four hundred seventy-four".