7273488000 has 128 divisors (see below), whose sum is σ = 24111771840. Its totient is φ = 1939584000.

The previous prime is 7273487989. The next prime is 7273488011. The reversal of 7273488000 is 8843727.

It is an interprime number because it is at equal distance from previous prime (7273487989) and next prime (7273488011).

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×7273488000² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7273488000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27766 + ... + 123765.

Almost surely, 2^7273488000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7273488000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12055885920).

7273488000 is an abundant number, since it is smaller than the sum of its proper divisors (16838283840).

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

7273488000 is a wasteful number, since it uses less digits than its factorization.

7273488000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151563 (or 151541 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 39.

The square root of 7273488000 is about 85284.7465846033. The cubic root of 7273488000 is about 1937.5261626713.

The spelling of 7273488000 in words is "seven billion, two hundred seventy-three million, four hundred eighty-eight thousand".