7473734672 has 20 divisors (see below), whose sum is σ = 14484666300. Its totient is φ = 3735756288.

The previous prime is 7473734663. The next prime is 7473734677. The reversal of 7473734672 is 2764373747.

It can be written as a sum of positive squares in 2 ways, for example, as 3945849856 + 3527884816 = 62816^2 + 59396^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 7473734672.

It is not an unprimeable number, because it can be changed into a prime (7473734677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12533 + ... + 122900.

It is an arithmetic number, because the mean of its divisors is an integer number (724233315).

Almost surely, 2^7473734672 is an apocalyptic number.

It is an amenable number.

7473734672 is a deficient number, since it is larger than the sum of its proper divisors (7010931628).

7473734672 is a wasteful number, since it uses less digits than its factorization.

7473734672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138890 (or 138884 counting only the distinct ones).

The product of its digits is 4148928, while the sum is 50.

The square root of 7473734672 is about 86450.7644384941. The cubic root of 7473734672 is about 1955.1461417037.

The spelling of 7473734672 in words is "seven billion, four hundred seventy-three million, seven hundred thirty-four thousand, six hundred seventy-two".