429869331 has 12 divisors (see below), whose sum is σ = 621384400. Its totient is φ = 286366320.

The previous prime is 429869329. The next prime is 429869347. The reversal of 429869331 is 133968924.

It is a happy number.

It is not a de Polignac number, because 429869331 - 2¹ = 429869329 is a prime.

It is a super-2 number, since 2×429869331² = 369575283468775122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (429869311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4480 + ... + 29661.

Almost surely, 2^429869331 is an apocalyptic number.

429869331 is a deficient number, since it is larger than the sum of its proper divisors (191515069).

429869331 is a wasteful number, since it uses less digits than its factorization.

429869331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35546 (or 35543 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 429869331 is about 20733.2904045643. The cubic root of 429869331 is about 754.7077687212.

The spelling of 429869331 in words is "four hundred twenty-nine million, eight hundred sixty-nine thousand, three hundred thirty-one".