36816940 has 12 divisors (see below), whose sum is σ = 77315616. Its totient is φ = 14726768.

The previous prime is 36816877. The next prime is 36816943. The reversal of 36816940 is 4961863.

It is a self number, because there is not a number n which added to its sum of digits gives 36816940.

It is not an unprimeable number, because it can be changed into a prime (36816943) 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, 920404 + ... + 920443.

It is an arithmetic number, because the mean of its divisors is an integer number (6442968).

Almost surely, 2^36816940 is an apocalyptic number.

It is an amenable number.

36816940 is an abundant number, since it is smaller than the sum of its proper divisors (40498676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36816940 is a wasteful number, since it uses less digits than its factorization.

36816940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1840856 (or 1840854 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 36816940 is about 6067.6964327494. The cubic root of 36816940 is about 332.6717299338.

It can be divided in two parts, 36816 and 940, that multiplied together give a triangular number (34607040 = T₈₃₁₉).

The spelling of 36816940 in words is "thirty-six million, eight hundred sixteen thousand, nine hundred forty".