36397090 has 16 divisors (see below), whose sum is σ = 65597688. Its totient is φ = 14540416.

The previous prime is 36397079. The next prime is 36397093. The reversal of 36397090 is 9079363.

It is a Cunningham number, because it is equal to 6033²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 13097161 + 23299929 = 3619^2 + 4827^2 .

It is a super-4 number, since 4×36397090⁴ (a number of 31 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (36397093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8334 + ... + 11926.

Almost surely, 2^36397090 is an apocalyptic number.

36397090 is a deficient number, since it is larger than the sum of its proper divisors (29200598).

36397090 is a wasteful number, since it uses less digits than its factorization.

36397090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4613.

The product of its (nonzero) digits is 30618, while the sum is 37.

The square root of 36397090 is about 6033.0000828775. Note that the first 4 decimals coincide. The cubic root of 36397090 is about 331.4023274722.

The spelling of 36397090 in words is "thirty-six million, three hundred ninety-seven thousand, ninety".