2124545492 has 24 divisors (see below), whose sum is σ = 3807216000. Its totient is φ = 1036971936.

The previous prime is 2124545473. The next prime is 2124545497. The reversal of 2124545492 is 2945454212.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124545497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17009 + ... + 67367.

It is an arithmetic number, because the mean of its divisors is an integer number (158634000).

Almost surely, 2^2124545492 is an apocalyptic number.

It is an amenable number.

2124545492 is a deficient number, since it is larger than the sum of its proper divisors (1682670508).

2124545492 is a wasteful number, since it uses less digits than its factorization.

2124545492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50615 (or 50613 counting only the distinct ones).

The product of its digits is 115200, while the sum is 38.

The square root of 2124545492 is about 46092.7921914045. The cubic root of 2124545492 is about 1285.5491285539.

The spelling of 2124545492 in words is "two billion, one hundred twenty-four million, five hundred forty-five thousand, four hundred ninety-two".