36881829 has 6 divisors (see below), whose sum is σ = 53273766. Its totient is φ = 24587880.

The previous prime is 36881807. The next prime is 36881849. The reversal of 36881829 is 92818863.

It can be written as a sum of positive squares in only one way, i.e., 24029604 + 12852225 = 4902^2 + 3585^2 .

It is not a de Polignac number, because 36881829 - 2⁷ = 36881701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36881849) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2048982 + ... + 2048999.

It is an arithmetic number, because the mean of its divisors is an integer number (8878961).

Almost surely, 2^36881829 is an apocalyptic number.

It is an amenable number.

36881829 is a deficient number, since it is larger than the sum of its proper divisors (16391937).

36881829 is a wasteful number, since it uses less digits than its factorization.

36881829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4097987 (or 4097984 counting only the distinct ones).

The product of its digits is 165888, while the sum is 45.

The square root of 36881829 is about 6073.0411656764. The cubic root of 36881829 is about 332.8670572863.

The spelling of 36881829 in words is "thirty-six million, eight hundred eighty-one thousand, eight hundred twenty-nine".