429231249 has 48 divisors (see below), whose sum is σ = 670819968. Its totient is φ = 263517696.

The previous prime is 429231217. The next prime is 429231251. The reversal of 429231249 is 942132924.

It is not a de Polignac number, because 429231249 - 2⁵ = 429231217 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (429231269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2570164 + ... + 2570330.

It is an arithmetic number, because the mean of its divisors is an integer number (13975416).

Almost surely, 2^429231249 is an apocalyptic number.

It is an amenable number.

429231249 is a deficient number, since it is larger than the sum of its proper divisors (241588719).

429231249 is a wasteful number, since it uses less digits than its factorization.

429231249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454 (or 451 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 429231249 is about 20717.8968285876. The cubic root of 429231249 is about 754.3341637852.

The spelling of 429231249 in words is "four hundred twenty-nine million, two hundred thirty-one thousand, two hundred forty-nine".