720448094 has 4 divisors (see below), whose sum is σ = 1080672144. Its totient is φ = 360224046.

The previous prime is 720448039. The next prime is 720448097. The reversal of 720448094 is 490844027.

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

It is a super-2 number, since 2×720448094² = 1038090912296465672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (720448097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180112022 + ... + 180112025.

It is an arithmetic number, because the mean of its divisors is an integer number (270168036).

Almost surely, 2^720448094 is an apocalyptic number.

720448094 is a deficient number, since it is larger than the sum of its proper divisors (360224050).

720448094 is a wasteful number, since it uses less digits than its factorization.

720448094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360224049.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 720448094 is about 26841.1641699834. The cubic root of 720448094 is about 896.4668450653.

The spelling of 720448094 in words is "seven hundred twenty million, four hundred forty-eight thousand, ninety-four".