7057506 has 16 divisors (see below), whose sum is σ = 14248224. Its totient is φ = 2330304.

The previous prime is 7057489. The next prime is 7057507. The reversal of 7057506 is 6057507.

It is not an unprimeable number, because it can be changed into a prime (7057507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4855 + ... + 6138.

It is an arithmetic number, because the mean of its divisors is an integer number (890514).

Almost surely, 2^7057506 is an apocalyptic number.

7057506 is an abundant number, since it is smaller than the sum of its proper divisors (7190718).

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

7057506 is a wasteful number, since it uses less digits than its factorization.

7057506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11105.

The product of its (nonzero) digits is 7350, while the sum is 30.

The square root of 7057506 is about 2656.5966950217. The cubic root of 7057506 is about 191.8155237643.

Subtracting from 7057506 its reverse (6057507), we obtain a palindrome (999999).

The spelling of 7057506 in words is "seven million, fifty-seven thousand, five hundred six".