4012522 has 8 divisors (see below), whose sum is σ = 6039072. Its totient is φ = 1999500.

The previous prime is 4012507. The next prime is 4012537. The reversal of 4012522 is 2252104.

It is an interprime number because it is at equal distance from previous prime (4012507) and next prime (4012537).

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

It is a super-2 number, since 2×4012522² = 32200665600968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4012496 and 4012505.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2604 + ... + 3847.

It is an arithmetic number, because the mean of its divisors is an integer number (754884).

Almost surely, 2^4012522 is an apocalyptic number.

4012522 is a deficient number, since it is larger than the sum of its proper divisors (2026550).

4012522 is a wasteful number, since it uses less digits than its factorization.

4012522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6764.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 4012522 is about 2003.1280538198. The cubic root of 4012522 is about 158.9055779457.

Adding to 4012522 its reverse (2252104), we get a palindrome (6264626).

The spelling of 4012522 in words is "four million, twelve thousand, five hundred twenty-two".