1973164 has 6 divisors (see below), whose sum is σ = 3453044. Its totient is φ = 986580.

The previous prime is 1973149. The next prime is 1973177. The reversal of 1973164 is 4613791.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246642 + ... + 246649.

2^1973164 is an apocalyptic number.

It is an amenable number.

1973164 is a deficient number, since it is larger than the sum of its proper divisors (1479880).

1973164 is a wasteful number, since it uses less digits than its factorization.

1973164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493295 (or 493293 counting only the distinct ones).

The product of its digits is 4536, while the sum is 31.

The square root of 1973164 is about 1404.6935608879. The cubic root of 1973164 is about 125.4260449028.

The spelling of 1973164 in words is "one million, nine hundred seventy-three thousand, one hundred sixty-four".