7398723072 has 80 divisors (see below), whose sum is σ = 21226922640. Its totient is φ = 2276524032.

The previous prime is 7398723071. The next prime is 7398723091. The reversal of 7398723072 is 2703278937.

It is a super-2 number, since 2×7398723072² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7398723071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165297 + ... + 205232.

It is an arithmetic number, because the mean of its divisors is an integer number (265336533).

Almost surely, 2^7398723072 is an apocalyptic number.

It is an amenable number.

7398723072 is an abundant number, since it is smaller than the sum of its proper divisors (13828199568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7398723072 is a wasteful number, since it uses less digits than its factorization.

7398723072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370563 (or 370547 counting only the distinct ones).

The product of its (nonzero) digits is 889056, while the sum is 48.

The square root of 7398723072 is about 86015.8303569756. The cubic root of 7398723072 is about 1948.5830663857.

The spelling of 7398723072 in words is "seven billion, three hundred ninety-eight million, seven hundred twenty-three thousand, seventy-two".