2516992 has 24 divisors (see below), whose sum is σ = 5036850. Its totient is φ = 1257472.

The previous prime is 2516981. The next prime is 2516993. The reversal of 2516992 is 2996152.

It can be written as a sum of positive squares in only one way, i.e., 1401856 + 1115136 = 1184^2 + 1056^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2516993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1434 + ... + 2662.

2^2516992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2516992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2518425).

2516992 is an abundant number, since it is smaller than the sum of its proper divisors (2519858).

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

2516992 is an equidigital number, since it uses as much as digits as its factorization.

2516992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251 (or 1231 counting only the distinct ones).

The product of its digits is 9720, while the sum is 34.

The square root of 2516992 is about 1586.5030727988. The cubic root of 2516992 is about 136.0276760284.

The spelling of 2516992 in words is "two million, five hundred sixteen thousand, nine hundred ninety-two".