46681830 has 96 divisors (see below), whose sum is σ = 138456864. Its totient is φ = 10810368.

The previous prime is 46681829. The next prime is 46681837. The reversal of 46681830 is 3818664.

It is a happy number.

46681830 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46681837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18717 + ... + 21063.

It is an arithmetic number, because the mean of its divisors is an integer number (1442259).

Almost surely, 2^46681830 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46681830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69228432).

46681830 is an abundant number, since it is smaller than the sum of its proper divisors (91775034).

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

46681830 is a wasteful number, since it uses less digits than its factorization.

46681830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2390 (or 2387 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 46681830 is about 6832.4102628575. The cubic root of 46681830 is about 360.0664229289.

The spelling of 46681830 in words is "forty-six million, six hundred eighty-one thousand, eight hundred thirty".