4537880728 has 32 divisors (see below), whose sum is σ = 8556840000. Its totient is φ = 2256083872.

The previous prime is 4537880681. The next prime is 4537880759. The reversal of 4537880728 is 8270887354.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2721351 + ... + 2723017.

It is an arithmetic number, because the mean of its divisors is an integer number (267401250).

Almost surely, 2^4537880728 is an apocalyptic number.

It is an amenable number.

4537880728 is a deficient number, since it is larger than the sum of its proper divisors (4018959272).

4537880728 is a wasteful number, since it uses less digits than its factorization.

4537880728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3399 (or 3395 counting only the distinct ones).

The product of its (nonzero) digits is 3010560, while the sum is 52.

The square root of 4537880728 is about 67363.7938955341. The cubic root of 4537880728 is about 1655.5832566657.

The spelling of 4537880728 in words is "four billion, five hundred thirty-seven million, eight hundred eighty thousand, seven hundred twenty-eight".