724420366 has 4 divisors (see below), whose sum is σ = 1086630552. Its totient is φ = 362210182.

The previous prime is 724420363. The next prime is 724420399. The reversal of 724420366 is 663024427.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (724420363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181105090 + ... + 181105093.

It is an arithmetic number, because the mean of its divisors is an integer number (271657638).

Almost surely, 2^724420366 is an apocalyptic number.

724420366 is a deficient number, since it is larger than the sum of its proper divisors (362210186).

724420366 is a wasteful number, since it uses less digits than its factorization.

724420366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362210185.

The product of its (nonzero) digits is 48384, while the sum is 34.

The square root of 724420366 is about 26915.0583502990. The cubic root of 724420366 is about 898.1114166746. Note that the first 3 decimals are identical.

The spelling of 724420366 in words is "seven hundred twenty-four million, four hundred twenty thousand, three hundred sixty-six".