13042734 has 16 divisors (see below), whose sum is σ = 26185680. Its totient is φ = 4330880.

The previous prime is 13042727. The next prime is 13042751. The reversal of 13042734 is 43724031.

It is a super-2 number, since 2×13042734² = 340225820389512, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2427 + ... + 5654.

It is an arithmetic number, because the mean of its divisors is an integer number (1636605).

Almost surely, 2^13042734 is an apocalyptic number.

13042734 is an abundant number, since it is smaller than the sum of its proper divisors (13142946).

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

13042734 is a wasteful number, since it uses less digits than its factorization.

13042734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8355.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 13042734 is about 3611.4725528515. The cubic root of 13042734 is about 235.3908329637.

Adding to 13042734 its reverse (43724031), we get a palindrome (56766765).

The spelling of 13042734 in words is "thirteen million, forty-two thousand, seven hundred thirty-four".