1390338962 has 8 divisors (see below), whose sum is σ = 2119697292. Its totient is φ = 683773200.

The previous prime is 1390338959. The next prime is 1390338979. The reversal of 1390338962 is 2698330931.

It can be written as a sum of positive squares in 2 ways, for example, as 1171624441 + 218714521 = 34229^2 + 14789^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5697989 + ... + 5698232.

Almost surely, 2^1390338962 is an apocalyptic number.

1390338962 is a deficient number, since it is larger than the sum of its proper divisors (729358330).

1390338962 is a wasteful number, since it uses less digits than its factorization.

1390338962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11396284.

The product of its (nonzero) digits is 209952, while the sum is 44.

The square root of 1390338962 is about 37287.2493219867. The cubic root of 1390338962 is about 1116.1097391049.

The spelling of 1390338962 in words is "one billion, three hundred ninety million, three hundred thirty-eight thousand, nine hundred sixty-two".