429542625 has 32 divisors (see below), whose sum is σ = 717035904. Its totient is φ = 228360000.

The previous prime is 429542599. The next prime is 429542627. The reversal of 429542625 is 526245924.

It is not a de Polignac number, because 429542625 - 2⁵ = 429542593 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (429542627) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128475 + ... + 131775.

It is an arithmetic number, because the mean of its divisors is an integer number (22407372).

Almost surely, 2^429542625 is an apocalyptic number.

It is an amenable number.

429542625 is a deficient number, since it is larger than the sum of its proper divisors (287493279).

429542625 is a wasteful number, since it uses less digits than its factorization.

429542625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3666 (or 3656 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

The square root of 429542625 is about 20725.4101286320. The cubic root of 429542625 is about 754.5165245224.

The spelling of 429542625 in words is "four hundred twenty-nine million, five hundred forty-two thousand, six hundred twenty-five".