6625455 has 8 divisors (see below), whose sum is σ = 10600752. Its totient is φ = 3533568.

The previous prime is 6625453. The next prime is 6625459. The reversal of 6625455 is 5545266.

It is a happy number.

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

It is not a de Polignac number, because 6625455 - 2¹ = 6625453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6625453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220834 + ... + 220863.

It is an arithmetic number, because the mean of its divisors is an integer number (1325094).

Almost surely, 2^6625455 is an apocalyptic number.

6625455 is a deficient number, since it is larger than the sum of its proper divisors (3975297).

6625455 is a wasteful number, since it uses less digits than its factorization.

6625455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441705.

The product of its digits is 36000, while the sum is 33.

The square root of 6625455 is about 2573.9959207427. The cubic root of 6625455 is about 187.8185872605.

The spelling of 6625455 in words is "six million, six hundred twenty-five thousand, four hundred fifty-five".