36943979 has 4 divisors (see below), whose sum is σ = 37549680. Its totient is φ = 36338280.

The previous prime is 36943969. The next prime is 36943987. The reversal of 36943979 is 97934963.

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 36943979 - 2¹² = 36939883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36943939) 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, 302759 + ... + 302880.

It is an arithmetic number, because the mean of its divisors is an integer number (9387420).

Almost surely, 2^36943979 is an apocalyptic number.

36943979 is a deficient number, since it is larger than the sum of its proper divisors (605701).

36943979 is an equidigital number, since it uses as much as digits as its factorization.

36943979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605700.

The product of its digits is 1102248, while the sum is 50.

The square root of 36943979 is about 6078.1558880963. The cubic root of 36943979 is about 333.0539250807.

The spelling of 36943979 in words is "thirty-six million, nine hundred forty-three thousand, nine hundred seventy-nine".