429450928 has 20 divisors (see below), whose sum is σ = 832388688. Its totient is φ = 214640960.

The previous prime is 429450887. The next prime is 429451007. The reversal of 429450928 is 829054924.

It is a happy number.

It is a super-2 number, since 2×429450928² = 368856199120122368, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64893 + ... + 71203.

Almost surely, 2^429450928 is an apocalyptic number.

It is an amenable number.

429450928 is a deficient number, since it is larger than the sum of its proper divisors (402937760).

429450928 is a wasteful number, since it uses less digits than its factorization.

429450928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10572 (or 10566 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 429450928 is about 20723.1978227300. The cubic root of 429450928 is about 754.4628303358.

The spelling of 429450928 in words is "four hundred twenty-nine million, four hundred fifty thousand, nine hundred twenty-eight".