2119974172 has 24 divisors (see below), whose sum is σ = 3911397840. Its totient is φ = 1002608640.

The previous prime is 2119974133. The next prime is 2119974209. The reversal of 2119974172 is 2714799112.

It is a super-3 number, since 3×2119974172³ (a number of 29 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26958 + ... + 70474.

It is an arithmetic number, because the mean of its divisors is an integer number (162974910).

Almost surely, 2^2119974172 is an apocalyptic number.

It is an amenable number.

2119974172 is a deficient number, since it is larger than the sum of its proper divisors (1791423668).

2119974172 is a wasteful number, since it uses less digits than its factorization.

2119974172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44181 (or 44179 counting only the distinct ones).

The product of its digits is 63504, while the sum is 43.

The square root of 2119974172 is about 46043.1772578739. The cubic root of 2119974172 is about 1284.6264407940.

The spelling of 2119974172 in words is "two billion, one hundred nineteen million, nine hundred seventy-four thousand, one hundred seventy-two".