46684220 has 72 divisors (see below), whose sum is σ = 109396224. Its totient is φ = 16720000.

The previous prime is 46684213. The next prime is 46684237. The reversal of 46684220 is 2248664.

It is a happy number.

It is a congruent number.

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, 244325 + ... + 244515.

It is an arithmetic number, because the mean of its divisors is an integer number (1519392).

Almost surely, 2^46684220 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 46684220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54698112).

46684220 is an abundant number, since it is smaller than the sum of its proper divisors (62712004).

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

46684220 is a wasteful number, since it uses less digits than its factorization.

46684220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323 (or 310 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 46684220 is about 6832.5851622940. The cubic root of 46684220 is about 360.0725676756.

Subtracting from 46684220 its reverse (2248664), we obtain a square (44435556 = 6666²).

It can be divided in two parts, 4668 and 4220, that added together give a palindrome (8888).

The spelling of 46684220 in words is "forty-six million, six hundred eighty-four thousand, two hundred twenty".