36318442 has 4 divisors (see below), whose sum is σ = 54477666. Its totient is φ = 18159220.

The previous prime is 36318431. The next prime is 36318463. The reversal of 36318442 is 24481363.

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., 20802721 + 15515721 = 4561^2 + 3939^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9079609 + ... + 9079612.

Almost surely, 2^36318442 is an apocalyptic number.

36318442 is a deficient number, since it is larger than the sum of its proper divisors (18159224).

36318442 is a wasteful number, since it uses less digits than its factorization.

36318442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18159223.

The product of its digits is 13824, while the sum is 31.

The square root of 36318442 is about 6026.4784078266. The cubic root of 36318442 is about 331.1634537397.

The spelling of 36318442 in words is "thirty-six million, three hundred eighteen thousand, four hundred forty-two".