1934447164 has 12 divisors (see below), whose sum is σ = 3645688984. Its totient is φ = 892821744.

The previous prime is 1934447147. The next prime is 1934447227. The reversal of 1934447164 is 4617444391.

It is a self number, because there is not a number n which added to its sum of digits gives 1934447164.

It is a congruent number.

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, 18600402 + ... + 18600505.

Almost surely, 2^1934447164 is an apocalyptic number.

It is an amenable number.

1934447164 is a deficient number, since it is larger than the sum of its proper divisors (1711241820).

1934447164 is a wasteful number, since it uses less digits than its factorization.

1934447164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37200924 (or 37200922 counting only the distinct ones).

The product of its digits is 290304, while the sum is 43.

The square root of 1934447164 is about 43982.3505965745. The cubic root of 1934447164 is about 1246.0026254102.

The spelling of 1934447164 in words is "one billion, nine hundred thirty-four million, four hundred forty-seven thousand, one hundred sixty-four".