13273442 has 16 divisors (see below), whose sum is σ = 24505152. Its totient is φ = 5250960.

The previous prime is 13273441. The next prime is 13273451. The reversal of 13273442 is 24437231.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (13273441) 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, 36284 + ... + 36647.

It is an arithmetic number, because the mean of its divisors is an integer number (1531572).

Almost surely, 2^13273442 is an apocalyptic number.

13273442 is a deficient number, since it is larger than the sum of its proper divisors (11231710).

13273442 is a wasteful number, since it uses less digits than its factorization.

13273442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72953.

The product of its digits is 4032, while the sum is 26.

The square root of 13273442 is about 3643.2735280239. The cubic root of 13273442 is about 236.7706422280.

The spelling of 13273442 in words is "thirteen million, two hundred seventy-three thousand, four hundred forty-two".