36409738 has 24 divisors (see below), whose sum is σ = 58155840. Its totient is φ = 17093160.

The previous prime is 36409721. The next prime is 36409771. The reversal of 36409738 is 83790463.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 36409738.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 152223 + ... + 152461.

It is an arithmetic number, because the mean of its divisors is an integer number (2423160).

Almost surely, 2^36409738 is an apocalyptic number.

36409738 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

36409738 is a deficient number, since it is larger than the sum of its proper divisors (21746102).

36409738 is a wasteful number, since it uses less digits than its factorization.

36409738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490 (or 471 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 36409738 is about 6034.0482265226. The cubic root of 36409738 is about 331.4407104969.

The spelling of 36409738 in words is "thirty-six million, four hundred nine thousand, seven hundred thirty-eight".