16434574 has 12 divisors (see below), whose sum is σ = 26694576. Its totient is φ = 7585032.

The previous prime is 16434571. The next prime is 16434589. The reversal of 16434574 is 47543461.

It is a super-2 number, since 2×16434574² = 540190445122952, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16434571) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23974 + ... + 24649.

It is an arithmetic number, because the mean of its divisors is an integer number (2224548).

Almost surely, 2^16434574 is an apocalyptic number.

16434574 is a deficient number, since it is larger than the sum of its proper divisors (10260002).

16434574 is a wasteful number, since it uses less digits than its factorization.

16434574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48651 (or 48638 counting only the distinct ones).

The product of its digits is 40320, while the sum is 34.

The square root of 16434574 is about 4053.9578192182. The cubic root of 16434574 is about 254.2452319814.

It can be divided in two parts, 1643457 and 4, that added together give a palindrome (1643461).

The spelling of 16434574 in words is "sixteen million, four hundred thirty-four thousand, five hundred seventy-four".