2862522 has 36 divisors (see below), whose sum is σ = 6723054. Its totient is φ = 879840.

The previous prime is 2862499. The next prime is 2862523. The reversal of 2862522 is 2252682.

It can be written as a sum of positive squares in 3 ways, for example, as 1610361 + 1252161 = 1269^2 + 1119^2 .

It is not an unprimeable number, because it can be changed into a prime (2862523) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2572 + ... + 3512.

2^2862522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2862522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3361527).

2862522 is an abundant number, since it is smaller than the sum of its proper divisors (3860532).

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

2862522 is a wasteful number, since it uses less digits than its factorization.

2862522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975 (or 959 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 2862522 is about 1691.8989331517. The cubic root of 2862522 is about 141.9873360392.

The spelling of 2862522 in words is "two million, eight hundred sixty-two thousand, five hundred twenty-two".