36515042 has 4 divisors (see below), whose sum is σ = 54772566. Its totient is φ = 18257520.

The previous prime is 36515033. The next prime is 36515057. The reversal of 36515042 is 24051563.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24051563 = 2447 ⋅9829.

It can be written as a sum of positive squares in only one way, i.e., 28398241 + 8116801 = 5329^2 + 2849^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9128759 + ... + 9128762.

Almost surely, 2^36515042 is an apocalyptic number.

36515042 is a deficient number, since it is larger than the sum of its proper divisors (18257524).

36515042 is a wasteful number, since it uses less digits than its factorization.

36515042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18257523.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 36515042 is about 6042.7677433441. The cubic root of 36515042 is about 331.7599331430.

The spelling of 36515042 in words is "thirty-six million, five hundred fifteen thousand, forty-two".