434345146 has 16 divisors (see below), whose sum is σ = 671150376. Its totient is φ = 210663936.

The previous prime is 434345143. The next prime is 434345159. The reversal of 434345146 is 641543434.

It can be written as a sum of positive squares in 4 ways, for example, as 434263921 + 81225 = 20839^2 + 285^2 .

It is a super-2 number, since 2×434345146² = 377311411707522632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (434345143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16230 + ... + 33646.

Almost surely, 2^434345146 is an apocalyptic number.

434345146 is a deficient number, since it is larger than the sum of its proper divisors (236805230).

434345146 is a wasteful number, since it uses less digits than its factorization.

434345146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17793.

The product of its digits is 69120, while the sum is 34.

The square root of 434345146 is about 20840.9487787864. The cubic root of 434345146 is about 757.3180782110.

The spelling of 434345146 in words is "four hundred thirty-four million, three hundred forty-five thousand, one hundred forty-six".