2124749436 has 48 divisors (see below), whose sum is σ = 5065611264. Its totient is φ = 692917056.

The previous prime is 2124749399. The next prime is 2124749447. The reversal of 2124749436 is 6349474212.

It is a hoax number, since the sum of its digits (42) 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 15 ways as a sum of consecutive naturals, for example, 228861 + ... + 237963.

It is an arithmetic number, because the mean of its divisors is an integer number (105533568).

Almost surely, 2^2124749436 is an apocalyptic number.

It is an amenable number.

2124749436 is an abundant number, since it is smaller than the sum of its proper divisors (2940861828).

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

2124749436 is a wasteful number, since it uses less digits than its factorization.

2124749436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9530 (or 9528 counting only the distinct ones).

The product of its digits is 290304, while the sum is 42.

The square root of 2124749436 is about 46095.0044581840. The cubic root of 2124749436 is about 1285.5902623154.

The spelling of 2124749436 in words is "two billion, one hundred twenty-four million, seven hundred forty-nine thousand, four hundred thirty-six".