1274399338 has 16 divisors (see below), whose sum is σ = 1924267104. Its totient is φ = 632989840.

The previous prime is 1274399311. The next prime is 1274399359. The reversal of 1274399338 is 8339934721.

It is a junction number, because it is equal to n+sod(n) for n = 1274399291 and 1274399300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220056 + ... + 225772.

It is an arithmetic number, because the mean of its divisors is an integer number (120266694).

Almost surely, 2^1274399338 is an apocalyptic number.

1274399338 is a deficient number, since it is larger than the sum of its proper divisors (649867766).

1274399338 is a wasteful number, since it uses less digits than its factorization.

1274399338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6437.

The product of its digits is 979776, while the sum is 49.

The square root of 1274399338 is about 35698.7302015072. The cubic root of 1274399338 is about 1084.1811338630.

The spelling of 1274399338 in words is "one billion, two hundred seventy-four million, three hundred ninety-nine thousand, three hundred thirty-eight".