39513674 has 4 divisors (see below), whose sum is σ = 59270514. Its totient is φ = 19756836.

The previous prime is 39513653. The next prime is 39513737. The reversal of 39513674 is 47631593.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 26081449 + 13432225 = 5107^2 + 3665^2 .

It is a super-2 number, since 2×39513674² = 3122660865956552, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9878417 + ... + 9878420.

Almost surely, 2^39513674 is an apocalyptic number.

39513674 is a deficient number, since it is larger than the sum of its proper divisors (19756840).

39513674 is a wasteful number, since it uses less digits than its factorization.

39513674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19756839.

The product of its digits is 68040, while the sum is 38.

The square root of 39513674 is about 6285.9902958882. The cubic root of 39513674 is about 340.6035243762.

The spelling of 39513674 in words is "thirty-nine million, five hundred thirteen thousand, six hundred seventy-four".