909449325 has 72 divisors (see below), whose sum is σ = 1754887680. Its totient is φ = 448905600.

The previous prime is 909449287. The next prime is 909449341. The reversal of 909449325 is 523944909.

It is a happy number.

909449325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 909449325 - 2²⁶ = 842340461 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 157591 + ... + 163259.

It is an arithmetic number, because the mean of its divisors is an integer number (24373440).

Almost surely, 2^909449325 is an apocalyptic number.

It is an amenable number.

909449325 is a deficient number, since it is larger than the sum of its proper divisors (845438355).

909449325 is a wasteful number, since it uses less digits than its factorization.

909449325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5739 (or 5731 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The square root of 909449325 is about 30157.0775275059. The cubic root of 909449325 is about 968.8565990223.

The spelling of 909449325 in words is "nine hundred nine million, four hundred forty-nine thousand, three hundred twenty-five".