46144220 has 24 divisors (see below), whose sum is σ = 100245600. Its totient is φ = 17820992.

The previous prime is 46144207. The next prime is 46144253. The reversal of 46144220 is 2244164.

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 7 ways as a sum of consecutive naturals, for example, 39200 + ... + 40359.

It is an arithmetic number, because the mean of its divisors is an integer number (4176900).

Almost surely, 2^46144220 is an apocalyptic number.

It is an amenable number.

46144220 is an abundant number, since it is smaller than the sum of its proper divisors (54101380).

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

46144220 is a wasteful number, since it uses less digits than its factorization.

46144220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79597 (or 79595 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 46144220 is about 6792.9537021829. The cubic root of 46144220 is about 358.6788509164.

Adding to 46144220 its reverse (2244164), we get a palindrome (48388384).

It can be divided in two parts, 46144 and 220, that added together give a palindrome (46364).

The spelling of 46144220 in words is "forty-six million, one hundred forty-four thousand, two hundred twenty".