46728857 has 16 divisors (see below), whose sum is σ = 54922752. Its totient is φ = 38927040.

The previous prime is 46728839. The next prime is 46728859. The reversal of 46728857 is 75882764.

It is a cyclic number.

It is not a de Polignac number, because 46728857 - 2⁸ = 46728601 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46728859) 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 15 ways as a sum of consecutive naturals, for example, 56507 + ... + 57327.

It is an arithmetic number, because the mean of its divisors is an integer number (3432672).

Almost surely, 2^46728857 is an apocalyptic number.

46728857 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

46728857 is a deficient number, since it is larger than the sum of its proper divisors (8193895).

46728857 is a wasteful number, since it uses less digits than its factorization.

46728857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1048.

The product of its digits is 752640, while the sum is 47.

The square root of 46728857 is about 6835.8508614510. The cubic root of 46728857 is about 360.1872919467.

The spelling of 46728857 in words is "forty-six million, seven hundred twenty-eight thousand, eight hundred fifty-seven".