1349237242 has 8 divisors (see below), whose sum is σ = 2089141632. Its totient is φ = 652856700.

The previous prime is 1349237237. The next prime is 1349237257. The reversal of 1349237242 is 2427329431.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1349237242² = 3640882270399533128, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10880884 + ... + 10881007.

It is an arithmetic number, because the mean of its divisors is an integer number (261142704).

Almost surely, 2^1349237242 is an apocalyptic number.

1349237242 is a deficient number, since it is larger than the sum of its proper divisors (739904390).

1349237242 is a wasteful number, since it uses less digits than its factorization.

1349237242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21761924.

The product of its digits is 72576, while the sum is 37.

The square root of 1349237242 is about 36731.9648535169. The cubic root of 1349237242 is about 1105.0012604150.

The spelling of 1349237242 in words is "one billion, three hundred forty-nine million, two hundred thirty-seven thousand, two hundred forty-two".