46728642 has 16 divisors (see below), whose sum is σ = 93716352. Its totient is φ = 15533040.

The previous prime is 46728641. The next prime is 46728673. The reversal of 46728642 is 24682764.

It is a self number, because there is not a number n which added to its sum of digits gives 46728642.

It is not an unprimeable number, because it can be changed into a prime (46728641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8409 + ... + 12812.

It is an arithmetic number, because the mean of its divisors is an integer number (5857272).

Almost surely, 2^46728642 is an apocalyptic number.

46728642 is an abundant number, since it is smaller than the sum of its proper divisors (46987710).

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

46728642 is a wasteful number, since it uses less digits than its factorization.

46728642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21593.

The product of its digits is 129024, while the sum is 39.

The square root of 46728642 is about 6835.8351355193. The cubic root of 46728642 is about 360.1867395373.

The spelling of 46728642 in words is "forty-six million, seven hundred twenty-eight thousand, six hundred forty-two".