1894466616 has 48 divisors (see below), whose sum is σ = 5509421640. Its totient is φ = 541275840.

The previous prime is 1894466593. The next prime is 1894466641. The reversal of 1894466616 is 6166644981.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 804295 + ... + 806646.

Almost surely, 2^1894466616 is an apocalyptic number.

It is an amenable number.

1894466616 is an abundant number, since it is smaller than the sum of its proper divisors (3614955024).

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

1894466616 is a wasteful number, since it uses less digits than its factorization.

1894466616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1610964 (or 1610953 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 51.

The square root of 1894466616 is about 43525.4708877457. The cubic root of 1894466616 is about 1237.3588024596.

The spelling of 1894466616 in words is "one billion, eight hundred ninety-four million, four hundred sixty-six thousand, six hundred sixteen".