36954991 has 8 divisors (see below), whose sum is σ = 39518064. Its totient is φ = 34435200.

The previous prime is 36954979. The next prime is 36955001. The reversal of 36954991 is 19945963.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 36954991 - 2¹¹ = 36952943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36954941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9045 + ... + 12478.

It is an arithmetic number, because the mean of its divisors is an integer number (4939758).

Almost surely, 2^36954991 is an apocalyptic number.

36954991 is a deficient number, since it is larger than the sum of its proper divisors (2563073).

36954991 is a wasteful number, since it uses less digits than its factorization.

36954991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21641.

The product of its digits is 262440, while the sum is 46.

The square root of 36954991 is about 6079.0616874646. The cubic root of 36954991 is about 333.0870132463.

Subtracting from 36954991 its reverse (19945963), we obtain a triangular number (17009028 = T₅₈₃₂).

The spelling of 36954991 in words is "thirty-six million, nine hundred fifty-four thousand, nine hundred ninety-one".