36518474 has 4 divisors (see below), whose sum is σ = 54777714. Its totient is φ = 18259236.

The previous prime is 36518467. The next prime is 36518491. The reversal of 36518474 is 47481563.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47481563 = 1123 ⋅42281.

It can be written as a sum of positive squares in only one way, i.e., 36517849 + 625 = 6043^2 + 25^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9129617 + ... + 9129620.

Almost surely, 2^36518474 is an apocalyptic number.

36518474 is a deficient number, since it is larger than the sum of its proper divisors (18259240).

36518474 is a wasteful number, since it uses less digits than its factorization.

36518474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18259239.

The product of its digits is 80640, while the sum is 38.

The square root of 36518474 is about 6043.0517125042. The cubic root of 36518474 is about 331.7703267083.

The spelling of 36518474 in words is "thirty-six million, five hundred eighteen thousand, four hundred seventy-four".