46635138 has 48 divisors (see below), whose sum is σ = 110725056. Its totient is φ = 14068320.

The previous prime is 46635109. The next prime is 46635151. The reversal of 46635138 is 83153664.

46635138 is a `hidden beast` number, since 4 + 6 + 635 + 13 + 8 = 666.

It is an unprimeable number.

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, 62395 + ... + 63137.

It is an arithmetic number, because the mean of its divisors is an integer number (2306772).

Almost surely, 2^46635138 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46635138, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55362528).

46635138 is an abundant number, since it is smaller than the sum of its proper divisors (64089918).

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

46635138 is a wasteful number, since it uses less digits than its factorization.

46635138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079 (or 1076 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 46635138 is about 6828.9924586281. The cubic root of 46635138 is about 359.9463345931.

It can be divided in two parts, 4663 and 5138, that added together give a square (9801 = 99²).

The spelling of 46635138 in words is "forty-six million, six hundred thirty-five thousand, one hundred thirty-eight".