36570138 has 32 divisors (see below), whose sum is σ = 83261952. Its totient is φ = 10599600.

The previous prime is 36570137. The next prime is 36570151. The reversal of 36570138 is 83107563.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 36570099 and 36570108.

It is not an unprimeable number, because it can be changed into a prime (36570133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10528 + ... + 13563.

It is an arithmetic number, because the mean of its divisors is an integer number (2601936).

Almost surely, 2^36570138 is an apocalyptic number.

36570138 is an abundant number, since it is smaller than the sum of its proper divisors (46691814).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36570138 is a wasteful number, since it uses less digits than its factorization.

36570138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24130.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 36570138 is about 6047.3248631110. The cubic root of 36570138 is about 331.9267087938.

The spelling of 36570138 in words is "thirty-six million, five hundred seventy thousand, one hundred thirty-eight".