13434574 has 16 divisors (see below), whose sum is σ = 20756736. Its totient is φ = 6518200.

The previous prime is 13434571. The next prime is 13434583. The reversal of 13434574 is 47543431.

13434574 = 253² + 254² + ... + 383².

It is a super-2 number, since 2×13434574² = 360975557122952, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13434571) 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, 11769 + ... + 12859.

It is an arithmetic number, because the mean of its divisors is an integer number (1297296).

Almost surely, 2^13434574 is an apocalyptic number.

13434574 is a deficient number, since it is larger than the sum of its proper divisors (7322162).

13434574 is a wasteful number, since it uses less digits than its factorization.

13434574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1271.

The product of its digits is 20160, while the sum is 31.

The square root of 13434574 is about 3665.3204498379. The cubic root of 13434574 is about 237.7248780493.

The spelling of 13434574 in words is "thirteen million, four hundred thirty-four thousand, five hundred seventy-four".