46220728 has 16 divisors (see below), whose sum is σ = 86877000. Its totient is φ = 23053536.

The previous prime is 46220723. The next prime is 46220771. The reversal of 46220728 is 82702264.

It is a self number, because there is not a number n which added to its sum of digits gives 46220728.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46220723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3543 + ... + 10246.

Almost surely, 2^46220728 is an apocalyptic number.

It is an amenable number.

46220728 is a deficient number, since it is larger than the sum of its proper divisors (40656272).

46220728 is a wasteful number, since it uses less digits than its factorization.

46220728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14214 (or 14210 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 46220728 is about 6798.5827934945. The cubic root of 46220728 is about 358.8769735930.

The spelling of 46220728 in words is "forty-six million, two hundred twenty thousand, seven hundred twenty-eight".