2649792 has 56 divisors (see below), whose sum is σ = 7219696. Its totient is φ = 857088.

The previous prime is 2649781. The next prime is 2649799. The reversal of 2649792 is 2979462.

It is a self number, because there is not a number n which added to its sum of digits gives 2649792.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2649799) 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, 6918 + ... + 7290.

2^2649792 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 2649792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3609848).

2649792 is an abundant number, since it is smaller than the sum of its proper divisors (4569904).

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

2649792 is a wasteful number, since it uses less digits than its factorization.

2649792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425 (or 415 counting only the distinct ones).

The product of its digits is 54432, while the sum is 39.

The square root of 2649792 is about 1627.8181716641. The cubic root of 2649792 is about 138.3791296896.

The spelling of 2649792 in words is "two million, six hundred forty-nine thousand, seven hundred ninety-two".