1694274916 has 48 divisors (see below), whose sum is σ = 3185582400. Its totient is φ = 786056832.

The previous prime is 1694274853. The next prime is 1694274919. The reversal of 1694274916 is 6194724961.

It is a self number, because there is not a number n which added to its sum of digits gives 1694274916.

It is not an unprimeable number, because it can be changed into a prime (1694274919) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1672026 + ... + 1673038.

It is an arithmetic number, because the mean of its divisors is an integer number (66366300).

Almost surely, 2^1694274916 is an apocalyptic number.

It is an amenable number.

1694274916 is a deficient number, since it is larger than the sum of its proper divisors (1491307484).

1694274916 is a wasteful number, since it uses less digits than its factorization.

1694274916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468 (or 1466 counting only the distinct ones).

The product of its digits is 653184, while the sum is 49.

The square root of 1694274916 is about 41161.5708640960. The cubic root of 1694274916 is about 1192.1419220910.

The spelling of 1694274916 in words is "one billion, six hundred ninety-four million, two hundred seventy-four thousand, nine hundred sixteen".