6625154 has 4 divisors (see below), whose sum is σ = 9937734. Its totient is φ = 3312576.

The previous prime is 6625153. The next prime is 6625163. The reversal of 6625154 is 4515266.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4305625 + 2319529 = 2075^2 + 1523^2 .

It is not an unprimeable number, because it can be changed into a prime (6625153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1656287 + ... + 1656290.

Almost surely, 2^6625154 is an apocalyptic number.

6625154 is a deficient number, since it is larger than the sum of its proper divisors (3312580).

6625154 is a wasteful number, since it uses less digits than its factorization.

6625154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3312579.

The product of its digits is 7200, while the sum is 29.

The square root of 6625154 is about 2573.9374506775. The cubic root of 6625154 is about 187.8157429652.

The spelling of 6625154 in words is "six million, six hundred twenty-five thousand, one hundred fifty-four".