46130728 has 32 divisors (see below), whose sum is σ = 102044160. Its totient is φ = 19131840.

The previous prime is 46130687. The next prime is 46130731. The reversal of 46130728 is 82703164.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a self number, because there is not a number n which added to its sum of digits gives 46130728.

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, 11551 + ... + 15022.

It is an arithmetic number, because the mean of its divisors is an integer number (3188880).

Almost surely, 2^46130728 is an apocalyptic number.

It is an amenable number.

46130728 is an abundant number, since it is smaller than the sum of its proper divisors (55913432).

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

46130728 is a wasteful number, since it uses less digits than its factorization.

46130728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26617 (or 26613 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 46130728 is about 6791.9605416993. The cubic root of 46130728 is about 358.6438897534.

The spelling of 46130728 in words is "forty-six million, one hundred thirty thousand, seven hundred twenty-eight".