1344939242 has 4 divisors (see below), whose sum is σ = 2017408866. Its totient is φ = 672469620.

The previous prime is 1344939229. The next prime is 1344939259. The reversal of 1344939242 is 2429394431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1152534601 + 192404641 = 33949^2 + 13871^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1344939242.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336234809 + ... + 336234812.

Almost surely, 2^1344939242 is an apocalyptic number.

1344939242 is a deficient number, since it is larger than the sum of its proper divisors (672469624).

1344939242 is an equidigital number, since it uses as much as digits as its factorization.

1344939242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672469623.

The product of its digits is 186624, while the sum is 41.

The square root of 1344939242 is about 36673.4132853761. The cubic root of 1344939242 is about 1103.8266838521.

The spelling of 1344939242 in words is "one billion, three hundred forty-four million, nine hundred thirty-nine thousand, two hundred forty-two".