6673615 has 16 divisors (see below), whose sum is σ = 8735328. Its totient is φ = 4864896.

The previous prime is 6673613. The next prime is 6673627. The reversal of 6673615 is 5163766.

6673615 = 660² + 661² + ... + 674².

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 6673615 - 2¹ = 6673613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6673613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4777 + ... + 6013.

It is an arithmetic number, because the mean of its divisors is an integer number (545958).

Almost surely, 2^6673615 is an apocalyptic number.

6673615 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

6673615 is a deficient number, since it is larger than the sum of its proper divisors (2061713).

6673615 is a wasteful number, since it uses less digits than its factorization.

6673615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1338.

The product of its digits is 22680, while the sum is 34.

The square root of 6673615 is about 2583.3340860214. The cubic root of 6673615 is about 188.2725693931.

The spelling of 6673615 in words is "six million, six hundred seventy-three thousand, six hundred fifteen".