904325623 has 2 divisors, whose sum is σ = 904325624. Its totient is φ = 904325622.

The previous prime is 904325573. The next prime is 904325663. The reversal of 904325623 is 326523409.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-904325623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (904325663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 452162811 + 452162812.

It is an arithmetic number, because the mean of its divisors is an integer number (452162812).

Almost surely, 2^904325623 is an apocalyptic number.

904325623 is a deficient number, since it is larger than the sum of its proper divisors (1).

904325623 is an equidigital number, since it uses as much as digits as its factorization.

904325623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 904325623 is about 30072.0072991478. The cubic root of 904325623 is about 967.0337068464.

The spelling of 904325623 in words is "nine hundred four million, three hundred twenty-five thousand, six hundred twenty-three".