429991074 has 24 divisors (see below), whose sum is σ = 946922652. Its totient is φ = 140980320.

The previous prime is 429991063. The next prime is 429991117. The reversal of 429991074 is 470199924.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 254243025 + 175748049 = 15945^2 + 13257^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 194709 + ... + 196904.

Almost surely, 2^429991074 is an apocalyptic number.

429991074 is an abundant number, since it is smaller than the sum of its proper divisors (516931578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

429991074 is a wasteful number, since it uses less digits than its factorization.

429991074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391682 (or 391679 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The square root of 429991074 is about 20736.2261272393. The cubic root of 429991074 is about 754.7790087538.

The spelling of 429991074 in words is "four hundred twenty-nine million, nine hundred ninety-one thousand, seventy-four".