72257714 has 8 divisors (see below), whose sum is σ = 111883008. Its totient is φ = 34963380.

The previous prime is 72257677. The next prime is 72257719. The reversal of 72257714 is 41775227.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (72257719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 582662 + ... + 582785.

It is an arithmetic number, because the mean of its divisors is an integer number (13985376).

Almost surely, 2^72257714 is an apocalyptic number.

72257714 is a deficient number, since it is larger than the sum of its proper divisors (39625294).

72257714 is a wasteful number, since it uses less digits than its factorization.

72257714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1165480.

The product of its digits is 27440, while the sum is 35.

The square root of 72257714 is about 8500.4537525946. The cubic root of 72257714 is about 416.5125316466.

The spelling of 72257714 in words is "seventy-two million, two hundred fifty-seven thousand, seven hundred fourteen".