704940923 has 2 divisors, whose sum is σ = 704940924. Its totient is φ = 704940922.

The previous prime is 704940917. The next prime is 704940941. The reversal of 704940923 is 329049407.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 704940923 - 2¹⁶ = 704875387 is a prime.

It is not a weakly prime, because it can be changed into another prime (704940953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352470461 + 352470462.

It is an arithmetic number, because the mean of its divisors is an integer number (352470462).

Almost surely, 2^704940923 is an apocalyptic number.

704940923 is a deficient number, since it is larger than the sum of its proper divisors (1).

704940923 is an equidigital number, since it uses as much as digits as its factorization.

704940923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 704940923 is about 26550.7235871266. The cubic root of 704940923 is about 889.9881844158.

The spelling of 704940923 in words is "seven hundred four million, nine hundred forty thousand, nine hundred twenty-three".