36667749 has 4 divisors (see below), whose sum is σ = 48890336. Its totient is φ = 24445164.

The previous prime is 36667717. The next prime is 36667751. The reversal of 36667749 is 94776663.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 36667749 - 2⁵ = 36667717 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 36667698 and 36667707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36667789) 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, 6111289 + ... + 6111294.

It is an arithmetic number, because the mean of its divisors is an integer number (12222584).

Almost surely, 2^36667749 is an apocalyptic number.

It is an amenable number.

36667749 is a deficient number, since it is larger than the sum of its proper divisors (12222587).

36667749 is a wasteful number, since it uses less digits than its factorization.

36667749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12222586.

The product of its digits is 1143072, while the sum is 48.

The square root of 36667749 is about 6055.3900782691. The cubic root of 36667749 is about 332.2217666007.

The spelling of 36667749 in words is "thirty-six million, six hundred sixty-seven thousand, seven hundred forty-nine".