46721718 has 16 divisors (see below), whose sum is σ = 103826160. Its totient is φ = 15573888.

The previous prime is 46721683. The next prime is 46721737. The reversal of 46721718 is 81712764.

It is a Curzon number.

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, 432555 + ... + 432662.

It is an arithmetic number, because the mean of its divisors is an integer number (6489135).

Almost surely, 2^46721718 is an apocalyptic number.

46721718 is an abundant number, since it is smaller than the sum of its proper divisors (57104442).

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

46721718 is a wasteful number, since it uses less digits than its factorization.

46721718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865228 (or 865222 counting only the distinct ones).

The product of its digits is 18816, while the sum is 36.

The square root of 46721718 is about 6835.3286680305. The cubic root of 46721718 is about 360.1689484776.

The spelling of 46721718 in words is "forty-six million, seven hundred twenty-one thousand, seven hundred eighteen".