46166220 has 192 divisors, whose sum is σ = 156764160. Its totient is φ = 11234304.

The previous prime is 46166213. The next prime is 46166273. The reversal of 46166220 is 2266164.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 431407 + ... + 431513.

It is an arithmetic number, because the mean of its divisors is an integer number (816480).

Almost surely, 2^46166220 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 46166220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78382080).

46166220 is an abundant number, since it is smaller than the sum of its proper divisors (110597940).

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

46166220 is a wasteful number, since it uses less digits than its factorization.

46166220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189 (or 181 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 46166220 is about 6794.5728342553. The cubic root of 46166220 is about 358.7358438327.

The spelling of 46166220 in words is "forty-six million, one hundred sixty-six thousand, two hundred twenty".