2522772 has 96 divisors (see below), whose sum is σ = 7741440. Its totient is φ = 695520.

The previous prime is 2522761. The next prime is 2522789. The reversal of 2522772 is 2772252.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

2522772 is a modest number, since divided by 2772 gives 252 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35497 + ... + 35567.

It is an arithmetic number, because the mean of its divisors is an integer number (80640).

2^2522772 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 2522772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3870720).

2522772 is an abundant number, since it is smaller than the sum of its proper divisors (5218668).

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

2522772 is a wasteful number, since it uses less digits than its factorization.

2522772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138 (or 130 counting only the distinct ones).

The product of its digits is 3920, while the sum is 27.

The square root of 2522772 is about 1588.3236446014. The cubic root of 2522772 is about 136.1317207103.

The spelling of 2522772 in words is "two million, five hundred twenty-two thousand, seven hundred seventy-two".