36573751 has 4 divisors (see below), whose sum is σ = 36909400. Its totient is φ = 36238104.

The previous prime is 36573743. The next prime is 36573767. The reversal of 36573751 is 15737563.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 36573751 - 2³ = 36573743 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 36573751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36573721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167661 + ... + 167878.

It is an arithmetic number, because the mean of its divisors is an integer number (9227350).

Almost surely, 2^36573751 is an apocalyptic number.

36573751 is a deficient number, since it is larger than the sum of its proper divisors (335649).

36573751 is a wasteful number, since it uses less digits than its factorization.

36573751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335648.

The product of its digits is 66150, while the sum is 37.

The square root of 36573751 is about 6047.6235828629. The cubic root of 36573751 is about 331.9376394946.

The spelling of 36573751 in words is "thirty-six million, five hundred seventy-three thousand, seven hundred fifty-one".