13747242 has 16 divisors (see below), whose sum is σ = 27712512. Its totient is φ = 4546080.

The previous prime is 13747231. The next prime is 13747249. The reversal of 13747242 is 24274731.

It is not an unprimeable number, because it can be changed into a prime (13747249) 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, 8259 + ... + 9782.

It is an arithmetic number, because the mean of its divisors is an integer number (1732032).

Almost surely, 2^13747242 is an apocalyptic number.

13747242 is an abundant number, since it is smaller than the sum of its proper divisors (13965270).

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

13747242 is a wasteful number, since it uses less digits than its factorization.

13747242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18173.

The product of its digits is 9408, while the sum is 30.

The square root of 13747242 is about 3707.7273362533. The cubic root of 13747242 is about 239.5549739203.

The spelling of 13747242 in words is "thirteen million, seven hundred forty-seven thousand, two hundred forty-two".