2492294784 has 128 divisors (see below), whose sum is σ = 7657735680. Its totient is φ = 703441920.

The previous prime is 2492294731. The next prime is 2492294797. The reversal of 2492294784 is 4874922942.

It is a tau number, because it is divible by the number of its divisors (128).

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, 217519 + ... + 228689.

It is an arithmetic number, because the mean of its divisors is an integer number (59826060).

Almost surely, 2^2492294784 is an apocalyptic number.

2492294784 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2492294784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3828867840).

2492294784 is an abundant number, since it is smaller than the sum of its proper divisors (5165440896).

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

2492294784 is a wasteful number, since it uses less digits than its factorization.

2492294784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11278 (or 11266 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 51.

The square root of 2492294784 is about 49922.8883779775. Note that the first 3 decimals coincide. The cubic root of 2492294784 is about 1355.8130284057.

It can be divided in two parts, 249 and 2294784, that multiplied together give a square (571401216 = 23904²).

The spelling of 2492294784 in words is "two billion, four hundred ninety-two million, two hundred ninety-four thousand, seven hundred eighty-four".