36391894 has 32 divisors (see below), whose sum is σ = 68345856. Its totient is φ = 14118720.

The previous prime is 36391891. The next prime is 36391937. The reversal of 36391894 is 49819363.

It is a self number, because there is not a number n which added to its sum of digits gives 36391894.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36391891) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58674 + ... + 59290.

It is an arithmetic number, because the mean of its divisors is an integer number (2135808).

Almost surely, 2^36391894 is an apocalyptic number.

36391894 is a deficient number, since it is larger than the sum of its proper divisors (31953962).

36391894 is a wasteful number, since it uses less digits than its factorization.

36391894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020.

The product of its digits is 139968, while the sum is 43.

The square root of 36391894 is about 6032.5694359866. The cubic root of 36391894 is about 331.3865565370.

The spelling of 36391894 in words is "thirty-six million, three hundred ninety-one thousand, eight hundred ninety-four".