2251522 has 32 divisors (see below), whose sum is σ = 4233600. Its totient is φ = 874368.

The previous prime is 2251517. The next prime is 2251547.

2251522 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 2251522.

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, 16129 + ... + 16267.

It is an arithmetic number, because the mean of its divisors is an integer number (132300).

2^2251522 is an apocalyptic number.

2251522 is a deficient number, since it is larger than the sum of its proper divisors (1982078).

2251522 is a wasteful number, since it uses less digits than its factorization.

2251522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250.

The product of its digits is 400, while the sum is 19.

The square root of 2251522 is about 1500.5072475666. The cubic root of 2251522 is about 131.0666094834.

The spelling of 2251522 in words is "two million, two hundred fifty-one thousand, five hundred twenty-two".