429774842 has 8 divisors (see below), whose sum is σ = 736756896. Its totient is φ = 184189212.

The previous prime is 429774811. The next prime is 429774847. The reversal of 429774842 is 248477924.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×429774842² = 369412829632249928, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (429774847) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15349088 + ... + 15349115.

It is an arithmetic number, because the mean of its divisors is an integer number (92094612).

Almost surely, 2^429774842 is an apocalyptic number.

429774842 is a deficient number, since it is larger than the sum of its proper divisors (306982054).

429774842 is a wasteful number, since it uses less digits than its factorization.

429774842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30698212.

The product of its digits is 903168, while the sum is 47.

The square root of 429774842 is about 20731.0116009808. The cubic root of 429774842 is about 754.6524675690.

The spelling of 429774842 in words is "four hundred twenty-nine million, seven hundred seventy-four thousand, eight hundred forty-two".