1627994274 has 16 divisors (see below), whose sum is σ = 3304586208. Its totient is φ = 534565152.

The previous prime is 1627994261. The next prime is 1627994281. The reversal of 1627994274 is 4724997261.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2024467 + ... + 2025270.

It is an arithmetic number, because the mean of its divisors is an integer number (206536638).

Almost surely, 2^1627994274 is an apocalyptic number.

1627994274 is an abundant number, since it is smaller than the sum of its proper divisors (1676591934).

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

1627994274 is a wasteful number, since it uses less digits than its factorization.

1627994274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4049809.

The product of its digits is 1524096, while the sum is 51.

The square root of 1627994274 is about 40348.4110467810. The cubic root of 1627994274 is about 1176.3890074882.

The spelling of 1627994274 in words is "one billion, six hundred twenty-seven million, nine hundred ninety-four thousand, two hundred seventy-four".