2522146 has 8 divisors (see below), whose sum is σ = 4127184. Its totient is φ = 1146420.

The previous prime is 2522119. The next prime is 2522147. The reversal of 2522146 is 6412252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2522146² = 12722440890632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 114643 = 2522146 / (2 + 5 + 2 + 2 + 1 + 4 + 6).

It is not an unprimeable number, because it can be changed into a prime (2522147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57300 + ... + 57343.

It is an arithmetic number, because the mean of its divisors is an integer number (515898).

2^2522146 is an apocalyptic number.

2522146 is a deficient number, since it is larger than the sum of its proper divisors (1605038).

2522146 is a wasteful number, since it uses less digits than its factorization.

2522146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114656.

The product of its digits is 960, while the sum is 22.

The square root of 2522146 is about 1588.1265692633. The cubic root of 2522146 is about 136.1204598820.

Adding to 2522146 its reverse (6412252), we get a palindrome (8934398).

The spelling of 2522146 in words is "two million, five hundred twenty-two thousand, one hundred forty-six".