36673731 has 12 divisors (see below), whose sum is σ = 53104480. Its totient is φ = 24388560.

The previous prime is 36673729. The next prime is 36673739. The reversal of 36673731 is 13737663.

36673731 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 36673731 - 2¹ = 36673729 is a prime.

It is a super-2 number, since 2×36673731² = 2689925090920722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36673739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1051 + ... + 8628.

Almost surely, 2^36673731 is an apocalyptic number.

36673731 is a deficient number, since it is larger than the sum of its proper divisors (16430749).

36673731 is a wasteful number, since it uses less digits than its factorization.

36673731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10106 (or 10103 counting only the distinct ones).

The product of its digits is 47628, while the sum is 36.

The square root of 36673731 is about 6055.8839982285. The cubic root of 36673731 is about 332.2398319088.

The spelling of 36673731 in words is "thirty-six million, six hundred seventy-three thousand, seven hundred thirty-one".