6724683225 has 54 divisors (see below), whose sum is σ = 13042510650. Its totient is φ = 3310594560.

The previous prime is 6724683221. The next prime is 6724683239. The reversal of 6724683225 is 5223864276.

It can be written as a sum of positive squares in 9 ways, for example, as 2757195081 + 3967488144 = 52509^2 + 62988^2 .

It is not a de Polignac number, because 6724683225 - 2² = 6724683221 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (6724683221) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 50400 + ... + 126449.

It is an arithmetic number, because the mean of its divisors is an integer number (241527975).

Almost surely, 2^6724683225 is an apocalyptic number.

6724683225 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

6724683225 is a deficient number, since it is larger than the sum of its proper divisors (6317827425).

6724683225 is a wasteful number, since it uses less digits than its factorization.

6724683225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176891 (or 176870 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The square root of 6724683225 is about 82004.1659002761. The cubic root of 6724683225 is about 1887.5158637908.

The spelling of 6724683225 in words is "six billion, seven hundred twenty-four million, six hundred eighty-three thousand, two hundred twenty-five".