434521416 has 48 divisors (see below), whose sum is σ = 1263662640. Its totient is φ = 124148640.

The previous prime is 434521391. The next prime is 434521421. The reversal of 434521416 is 614125434.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 183570 + ... + 185921.

It is an arithmetic number, because the mean of its divisors is an integer number (26326305).

Almost surely, 2^434521416 is an apocalyptic number.

It is an amenable number.

434521416 is an abundant number, since it is smaller than the sum of its proper divisors (829141224).

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

434521416 is a wasteful number, since it uses less digits than its factorization.

434521416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369514 (or 369503 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

The square root of 434521416 is about 20845.1772839667. The cubic root of 434521416 is about 757.4205116518.

The spelling of 434521416 in words is "four hundred thirty-four million, five hundred twenty-one thousand, four hundred sixteen".