1380426274 has 8 divisors (see below), whose sum is σ = 2142040860. Its totient is φ = 666412656.

The previous prime is 1380426263. The next prime is 1380426293. The reversal of 1380426274 is 4726240831.

It can be written as a sum of positive squares in 2 ways, for example, as 1280566225 + 99860049 = 35785^2 + 9993^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11900169 + ... + 11900284.

Almost surely, 2^1380426274 is an apocalyptic number.

1380426274 is a deficient number, since it is larger than the sum of its proper divisors (761614586).

1380426274 is a wasteful number, since it uses less digits than its factorization.

1380426274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23800484.

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 1380426274 is about 37154.0882541881. The cubic root of 1380426274 is about 1113.4509040941.

The spelling of 1380426274 in words is "one billion, three hundred eighty million, four hundred twenty-six thousand, two hundred seventy-four".