1274225378 has 16 divisors (see below), whose sum is σ = 2028128544. Its totient is φ = 598344000.

The previous prime is 1274225317. The next prime is 1274225383. The reversal of 1274225378 is 8735224721.

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, 24248 + ... + 56003.

It is an arithmetic number, because the mean of its divisors is an integer number (126758034).

Almost surely, 2^1274225378 is an apocalyptic number.

1274225378 is a deficient number, since it is larger than the sum of its proper divisors (753903166).

1274225378 is a wasteful number, since it uses less digits than its factorization.

1274225378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80737.

The product of its digits is 188160, while the sum is 41.

The square root of 1274225378 is about 35696.2936171250. The cubic root of 1274225378 is about 1084.1318001032.

The spelling of 1274225378 in words is "one billion, two hundred seventy-four million, two hundred twenty-five thousand, three hundred seventy-eight".