1927742274 has 16 divisors (see below), whose sum is σ = 4283871840. Its totient is φ = 642580740.

The previous prime is 1927742239. The next prime is 1927742303. The reversal of 1927742274 is 4722477291.

1927742274 is a `hidden beast` number, since 1 + 92 + 77 + 422 + 74 = 666.

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, 17849412 + ... + 17849519.

It is an arithmetic number, because the mean of its divisors is an integer number (267741990).

Almost surely, 2^1927742274 is an apocalyptic number.

1927742274 is an abundant number, since it is smaller than the sum of its proper divisors (2356129566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1927742274 is a wasteful number, since it uses less digits than its factorization.

1927742274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35698942 (or 35698936 counting only the distinct ones).

The product of its digits is 395136, while the sum is 45.

The square root of 1927742274 is about 43906.0619277111. The cubic root of 1927742274 is about 1244.5613899883.

The spelling of 1927742274 in words is "one billion, nine hundred twenty-seven million, seven hundred forty-two thousand, two hundred seventy-four".