7473072000 has 128 divisors (see below), whose sum is σ = 24773392800. Its totient is φ = 1992806400.

The previous prime is 7473071987. The next prime is 7473072017. The reversal of 7473072000 is 2703747.

It is a happy number.

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

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29845 + ... + 125844.

Almost surely, 2^7473072000 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 7473072000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12386696400).

7473072000 is an abundant number, since it is smaller than the sum of its proper divisors (17300320800).

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

7473072000 is a wasteful number, since it uses less digits than its factorization.

7473072000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155721 (or 155699 counting only the distinct ones).

The product of its (nonzero) digits is 8232, while the sum is 30.

The square root of 7473072000 is about 86446.9316980077. The cubic root of 7473072000 is about 1955.0883544905.

Adding to 7473072000 its reverse (2703747), we get a palindrome (7475775747).

The spelling of 7473072000 in words is "seven billion, four hundred seventy-three million, seventy-two thousand".