7155056 has 20 divisors (see below), whose sum is σ = 14092104. Its totient is φ = 3518400.

The previous prime is 7155041. The next prime is 7155059. The reversal of 7155056 is 6505517.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7155059) 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, 2690 + ... + 4641.

Almost surely, 2^7155056 is an apocalyptic number.

It is an amenable number.

7155056 is a deficient number, since it is larger than the sum of its proper divisors (6937048).

7155056 is a wasteful number, since it uses less digits than its factorization.

7155056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7400 (or 7394 counting only the distinct ones).

The product of its (nonzero) digits is 5250, while the sum is 29.

The square root of 7155056 is about 2674.8936427454. The cubic root of 7155056 is about 192.6952513765.

The spelling of 7155056 in words is "seven million, one hundred fifty-five thousand, fifty-six".