429937923 has 4 divisors (see below), whose sum is σ = 573250568. Its totient is φ = 286625280.

The previous prime is 429937913. The next prime is 429937933. The reversal of 429937923 is 329739924.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (429937913) and next prime (429937933).

It is not a de Polignac number, because 429937923 - 2⁹ = 429937411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (429937913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71656318 + ... + 71656323.

It is an arithmetic number, because the mean of its divisors is an integer number (143312642).

Almost surely, 2^429937923 is an apocalyptic number.

429937923 is a deficient number, since it is larger than the sum of its proper divisors (143312645).

429937923 is a wasteful number, since it uses less digits than its factorization.

429937923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143312644.

The product of its digits is 734832, while the sum is 48.

The square root of 429937923 is about 20734.9444899185. The cubic root of 429937923 is about 754.7479081763.

The spelling of 429937923 in words is "four hundred twenty-nine million, nine hundred thirty-seven thousand, nine hundred twenty-three".