429993625 has 16 divisors (see below), whose sum is σ = 559967616. Its totient is φ = 329036400.

The previous prime is 429993623. The next prime is 429993649. The reversal of 429993625 is 526399924.

It is not a de Polignac number, because 429993625 - 2¹ = 429993623 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (429993623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71907 + ... + 77656.

It is an arithmetic number, because the mean of its divisors is an integer number (34997976).

Almost surely, 2^429993625 is an apocalyptic number.

It is an amenable number.

429993625 is a deficient number, since it is larger than the sum of its proper divisors (129973991).

429993625 is a wasteful number, since it uses less digits than its factorization.

429993625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149601 (or 149591 counting only the distinct ones).

The product of its digits is 1049760, while the sum is 49.

The square root of 429993625 is about 20736.2876378584. The cubic root of 429993625 is about 754.7805013720.

The spelling of 429993625 in words is "four hundred twenty-nine million, nine hundred ninety-three thousand, six hundred twenty-five".