721476314 has 16 divisors (see below), whose sum is σ = 1165933440. Its totient is φ = 332854320.

The previous prime is 721476313. The next prime is 721476319. The reversal of 721476314 is 413674127.

It is not an unprimeable number, because it can be changed into a prime (721476313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91667 + ... + 99225.

It is an arithmetic number, because the mean of its divisors is an integer number (72870840).

Almost surely, 2^721476314 is an apocalyptic number.

721476314 is a deficient number, since it is larger than the sum of its proper divisors (444457126).

721476314 is a wasteful number, since it uses less digits than its factorization.

721476314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11245.

The product of its digits is 28224, while the sum is 35.

The square root of 721476314 is about 26860.3111299925. The cubic root of 721476314 is about 896.8931200376.

The spelling of 721476314 in words is "seven hundred twenty-one million, four hundred seventy-six thousand, three hundred fourteen".