36257772 has 48 divisors (see below), whose sum is σ = 89591040. Its totient is φ = 11393088.

The previous prime is 36257759. The next prime is 36257779. The reversal of 36257772 is 27775263.

It is a self number, because there is not a number n which added to its sum of digits gives 36257772.

It is not an unprimeable number, because it can be changed into a prime (36257779) 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, 13753 + ... + 16175.

It is an arithmetic number, because the mean of its divisors is an integer number (1866480).

Almost surely, 2^36257772 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36257772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44795520).

36257772 is an abundant number, since it is smaller than the sum of its proper divisors (53333268).

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

36257772 is a wasteful number, since it uses less digits than its factorization.

36257772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2502 (or 2500 counting only the distinct ones).

The product of its digits is 123480, while the sum is 39.

The square root of 36257772 is about 6021.4426842743. The cubic root of 36257772 is about 330.9789479831.

The spelling of 36257772 in words is "thirty-six million, two hundred fifty-seven thousand, seven hundred seventy-two".