46139688 has 96 divisors (see below), whose sum is σ = 146203200. Its totient is φ = 12870144.

The previous prime is 46139677. The next prime is 46139693. The reversal of 46139688 is 88693164.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20608 + ... + 22736.

It is an arithmetic number, because the mean of its divisors is an integer number (1522950).

Almost surely, 2^46139688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46139688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73101600).

46139688 is an abundant number, since it is smaller than the sum of its proper divisors (100063512).

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

46139688 is a wasteful number, since it uses less digits than its factorization.

46139688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2191 (or 2184 counting only the distinct ones).

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

The square root of 46139688 is about 6792.6201130344. The cubic root of 46139688 is about 358.6671081255.

The spelling of 46139688 in words is "forty-six million, one hundred thirty-nine thousand, six hundred eighty-eight".