613983074 has 4 divisors (see below), whose sum is σ = 920974614. Its totient is φ = 306991536.

The previous prime is 613983049. The next prime is 613983107. The reversal of 613983074 is 470389316.

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., 316662025 + 297321049 = 17795^2 + 17243^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153495767 + ... + 153495770.

Almost surely, 2^613983074 is an apocalyptic number.

613983074 is a deficient number, since it is larger than the sum of its proper divisors (306991540).

613983074 is a wasteful number, since it uses less digits than its factorization.

613983074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306991539.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 613983074 is about 24778.6818454897. The cubic root of 613983074 is about 849.9345158318.

The spelling of 613983074 in words is "six hundred thirteen million, nine hundred eighty-three thousand, seventy-four".