30374923 has 2 divisors, whose sum is σ = 30374924. Its totient is φ = 30374922.

The previous prime is 30374909. The next prime is 30374957. The reversal of 30374923 is 32947303.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30374923 is a prime.

It is not a weakly prime, because it can be changed into another prime (30374963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15187461 + 15187462.

It is an arithmetic number, because the mean of its divisors is an integer number (15187462).

Almost surely, 2^30374923 is an apocalyptic number.

30374923 is a deficient number, since it is larger than the sum of its proper divisors (1).

30374923 is an equidigital number, since it uses as much as digits as its factorization.

30374923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 31.

The square root of 30374923 is about 5511.3449356759. The cubic root of 30374923 is about 312.0123098091.

The spelling of 30374923 in words is "thirty million, three hundred seventy-four thousand, nine hundred twenty-three".