1339274242 has 16 divisors (see below), whose sum is σ = 2115912960. Its totient is φ = 634012272.

The previous prime is 1339274239. The next prime is 1339274243. The reversal of 1339274242 is 2424729331.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1339274243) 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, 59608 + ... + 78940.

It is an arithmetic number, because the mean of its divisors is an integer number (132244560).

Almost surely, 2^1339274242 is an apocalyptic number.

1339274242 is a deficient number, since it is larger than the sum of its proper divisors (776638718).

1339274242 is a wasteful number, since it uses less digits than its factorization.

1339274242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21177.

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

The square root of 1339274242 is about 36596.0959939718. The cubic root of 1339274242 is about 1102.2746984011.

The spelling of 1339274242 in words is "one billion, three hundred thirty-nine million, two hundred seventy-four thousand, two hundred forty-two".