6739225 has 24 divisors (see below), whose sum is σ = 8992728. Its totient is φ = 4992000.

The previous prime is 6739199. The next prime is 6739231. The reversal of 6739225 is 5229376.

6739225 = T₄₉₄ + T₄₉₅ + ... + T₅₄₃.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 267289 + 6471936 = 517^2 + 2544^2 .

It is not a de Polignac number, because 6739225 - 2⁵ = 6739193 is a prime.

Its product of digits (22680) is a multiple of the sum of its prime divisors (280).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42847 + ... + 43003.

It is an arithmetic number, because the mean of its divisors is an integer number (374697).

Almost surely, 2^6739225 is an apocalyptic number.

It is an amenable number.

6739225 is a deficient number, since it is larger than the sum of its proper divisors (2253503).

6739225 is a wasteful number, since it uses less digits than its factorization.

6739225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285 (or 280 counting only the distinct ones).

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

The square root of 6739225 is about 2596.0017334355. The cubic root of 6739225 is about 188.8875435634.

The spelling of 6739225 in words is "six million, seven hundred thirty-nine thousand, two hundred twenty-five".