429974023 has 2 divisors, whose sum is σ = 429974024. Its totient is φ = 429974022.

The previous prime is 429973997. The next prime is 429974057. The reversal of 429974023 is 320479924.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 429974023 - 2⁵ = 429973991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (429978023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214987011 + 214987012.

It is an arithmetic number, because the mean of its divisors is an integer number (214987012).

Almost surely, 2^429974023 is an apocalyptic number.

429974023 is a deficient number, since it is larger than the sum of its proper divisors (1).

429974023 is an equidigital number, since it uses as much as digits as its factorization.

429974023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 429974023 is about 20735.8149827780. The cubic root of 429974023 is about 754.7690318746.

The spelling of 429974023 in words is "four hundred twenty-nine million, nine hundred seventy-four thousand, twenty-three".