909252 has 24 divisors (see below), whose sum is σ = 2357600. Its totient is φ = 303048.

The previous prime is 909247. The next prime is 909253. The reversal of 909252 is 252909.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an alternating number because its digits alternate between odd and even.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 909252.

It is not an unprimeable number, because it can be changed into a prime (909253) by changing a digit.

909252 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4102 + ... + 4317.

2⁹⁰⁹²⁵² is an apocalyptic number.

It is an amenable number.

909252 is an abundant number, since it is smaller than the sum of its proper divisors (1448348).

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

909252 is a wasteful number, since it uses less digits than its factorization.

909252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8432 (or 8424 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 909252 is about 953.5470622890. The cubic root of 909252 is about 96.8786522383.

The spelling of 909252 in words is "nine hundred nine thousand, two hundred fifty-two".