46186938 has 48 divisors (see below), whose sum is σ = 115577280. Its totient is φ = 13056768.

The previous prime is 46186913. The next prime is 46186939. The reversal of 46186938 is 83968164.

Its product of digits (248832) is a multiple of the sum of its prime divisors (3888).

It is a junction number, because it is equal to n+sod(n) for n = 46186893 and 46186902.

It is not an unprimeable number, because it can be changed into a prime (46186939) 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 23 ways as a sum of consecutive naturals, for example, 10333 + ... + 14111.

It is an arithmetic number, because the mean of its divisors is an integer number (2407860).

Almost surely, 2^46186938 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46186938, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57788640).

46186938 is an abundant number, since it is smaller than the sum of its proper divisors (69390342).

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

46186938 is a wasteful number, since it uses less digits than its factorization.

46186938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3891 (or 3888 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The square root of 46186938 is about 6796.0972623999. The cubic root of 46186938 is about 358.7894990644.

The spelling of 46186938 in words is "forty-six million, one hundred eighty-six thousand, nine hundred thirty-eight".