7055664 has 160 divisors (see below), whose sum is σ = 23998464. Its totient is φ = 1731840.

The previous prime is 7055651. The next prime is 7055677. The reversal of 7055664 is 4665507.

7055664 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (7055651) and next prime (7055677).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 84967 + ... + 85049.

Almost surely, 2^7055664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7055664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11999232).

7055664 is an abundant number, since it is smaller than the sum of its proper divisors (16942800).

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

7055664 is a wasteful number, since it uses less digits than its factorization.

7055664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135 (or 129 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 7055664 is about 2656.2499882353. The cubic root of 7055664 is about 191.7988344438.

The spelling of 7055664 in words is "seven million, fifty-five thousand, six hundred sixty-four".