36752391 has 24 divisors (see below), whose sum is σ = 59020416. Its totient is φ = 21885120.

The previous prime is 36752389. The next prime is 36752393. The reversal of 36752391 is 19325763.

It is an interprime number because it is at equal distance from previous prime (36752389) and next prime (36752393).

It is not a de Polignac number, because 36752391 - 2¹ = 36752389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36752393) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1440 + ... + 8693.

It is an arithmetic number, because the mean of its divisors is an integer number (2459184).

Almost surely, 2^36752391 is an apocalyptic number.

36752391 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

36752391 is a deficient number, since it is larger than the sum of its proper divisors (22268025).

36752391 is a wasteful number, since it uses less digits than its factorization.

36752391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10183 (or 10180 counting only the distinct ones).

The product of its digits is 34020, while the sum is 36.

The square root of 36752391 is about 6062.3750296398. The cubic root of 36752391 is about 332.4771982027.

The spelling of 36752391 in words is "thirty-six million, seven hundred fifty-two thousand, three hundred ninety-one".