2148522 has 16 divisors (see below), whose sum is σ = 4484160. Its totient is φ = 684992.

The previous prime is 2148491. The next prime is 2148527. The reversal of 2148522 is 2258412.

It is a super-2 number, since 2×2148522² = 9232293568968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2148492 and 2148501.

It is not an unprimeable number, because it can be changed into a prime (2148527) 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, 7647 + ... + 7922.

It is an arithmetic number, because the mean of its divisors is an integer number (280260).

2^2148522 is an apocalyptic number.

2148522 is an abundant number, since it is smaller than the sum of its proper divisors (2335638).

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

2148522 is a wasteful number, since it uses less digits than its factorization.

2148522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15597.

The product of its digits is 1280, while the sum is 24.

The square root of 2148522 is about 1465.7837493983. The cubic root of 2148522 is about 129.0367060980.

The spelling of 2148522 in words is "two million, one hundred forty-eight thousand, five hundred twenty-two".