904745089 has 8 divisors (see below), whose sum is σ = 948004992. Its totient is φ = 861812160.

The previous prime is 904745087. The next prime is 904745141. The reversal of 904745089 is 980547409.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 904745089 - 2¹ = 904745087 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (904745087) 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, 76069 + ... + 87154.

It is an arithmetic number, because the mean of its divisors is an integer number (118500624).

Almost surely, 2^904745089 is an apocalyptic number.

It is an amenable number.

904745089 is a deficient number, since it is larger than the sum of its proper divisors (43259903).

904745089 is a wasteful number, since it uses less digits than its factorization.

904745089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163487.

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 904745089 is about 30078.9808504211. The cubic root of 904745089 is about 967.1832013239.

The spelling of 904745089 in words is "nine hundred four million, seven hundred forty-five thousand, eighty-nine".