36397402 has 4 divisors (see below), whose sum is σ = 54596106. Its totient is φ = 18198700.

The previous prime is 36397399. The next prime is 36397421. The reversal of 36397402 is 20479363.

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., 30680521 + 5716881 = 5539^2 + 2391^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9099349 + ... + 9099352.

Almost surely, 2^36397402 is an apocalyptic number.

36397402 is a deficient number, since it is larger than the sum of its proper divisors (18198704).

36397402 is a wasteful number, since it uses less digits than its factorization.

36397402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18198703.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 36397402 is about 6033.0259406039. The cubic root of 36397402 is about 331.4032744090.

The spelling of 36397402 in words is "thirty-six million, three hundred ninety-seven thousand, four hundred two".