36957961 has 4 divisors (see below), whose sum is σ = 36972292. Its totient is φ = 36943632.

The previous prime is 36957953. The next prime is 36957967. The reversal of 36957961 is 16975963.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16975963 = 127 ⋅133669.

It can be written as a sum of positive squares in 2 ways, for example, as 31809600 + 5148361 = 5640^2 + 2269^2 .

It is a cyclic number.

It is not a de Polignac number, because 36957961 - 2³ = 36957953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36957967) 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, 2106 + ... + 8851.

It is an arithmetic number, because the mean of its divisors is an integer number (9243073).

Almost surely, 2^36957961 is an apocalyptic number.

It is an amenable number.

36957961 is a deficient number, since it is larger than the sum of its proper divisors (14331).

36957961 is a wasteful number, since it uses less digits than its factorization.

36957961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14330.

The product of its digits is 306180, while the sum is 46.

The square root of 36957961 is about 6079.3059636771. The cubic root of 36957961 is about 333.0959361901.

The spelling of 36957961 in words is "thirty-six million, nine hundred fifty-seven thousand, nine hundred sixty-one".