36144537 has 24 divisors (see below), whose sum is σ = 56937888. Its totient is φ = 20217600.

The previous prime is 36144503. The next prime is 36144541. The reversal of 36144537 is 73544163.

It is not a de Polignac number, because 36144537 - 2⁶ = 36144473 is a prime.

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 = 36144498 and 36144507.

It is not an unprimeable number, because it can be changed into a prime (36144337) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2337 + ... + 8817.

It is an arithmetic number, because the mean of its divisors is an integer number (2372412).

Almost surely, 2^36144537 is an apocalyptic number.

It is an amenable number.

36144537 is a deficient number, since it is larger than the sum of its proper divisors (20793351).

36144537 is a wasteful number, since it uses less digits than its factorization.

36144537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6521 (or 6508 counting only the distinct ones).

The product of its digits is 30240, while the sum is 33.

The square root of 36144537 is about 6012.0326845419. The cubic root of 36144537 is about 330.6340335676.

The spelling of 36144537 in words is "thirty-six million, one hundred forty-four thousand, five hundred thirty-seven".