6672357 has 6 divisors (see below), whose sum is σ = 9637862. Its totient is φ = 4448232.

The previous prime is 6672331. The next prime is 6672359. The reversal of 6672357 is 7532766.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6305121 + 367236 = 2511^2 + 606^2 .

It is not a de Polignac number, because 6672357 - 2⁷ = 6672229 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6672359) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 370678 + ... + 370695.

Almost surely, 2^6672357 is an apocalyptic number.

It is an amenable number.

6672357 is a deficient number, since it is larger than the sum of its proper divisors (2965505).

6672357 is a wasteful number, since it uses less digits than its factorization.

6672357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741379 (or 741376 counting only the distinct ones).

The product of its digits is 52920, while the sum is 36.

The square root of 6672357 is about 2583.0905907459. The cubic root of 6672357 is about 188.2607386349.

The spelling of 6672357 in words is "six million, six hundred seventy-two thousand, three hundred fifty-seven".