36090240 has 64 divisors (see below), whose sum is σ = 115043760. Its totient is φ = 9623552.

The previous prime is 36090233. The next prime is 36090247. The reversal of 36090240 is 4209063.

It is an interprime number because it is at equal distance from previous prime (36090233) and next prime (36090247).

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 36090240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36090247) 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, 7479 + ... + 11318.

Almost surely, 2^36090240 is an apocalyptic number.

36090240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

36090240 is an abundant number, since it is smaller than the sum of its proper divisors (78953520).

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

36090240 is a wasteful number, since it uses less digits than its factorization.

36090240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18819 (or 18807 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 36090240 is about 6007.5152933638. The cubic root of 36090240 is about 330.4683890506.

The spelling of 36090240 in words is "thirty-six million, ninety thousand, two hundred forty".