46641220 has 12 divisors (see below), whose sum is σ = 97946604. Its totient is φ = 18656480.

The previous prime is 46641173. The next prime is 46641227. The reversal of 46641220 is 2214664.

It can be written as a sum of positive squares in 2 ways, for example, as 22963264 + 23677956 = 4792^2 + 4866^2 .

It is not an unprimeable number, because it can be changed into a prime (46641227) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1166011 + ... + 1166050.

It is an arithmetic number, because the mean of its divisors is an integer number (8162217).

Almost surely, 2^46641220 is an apocalyptic number.

It is an amenable number.

46641220 is an abundant number, since it is smaller than the sum of its proper divisors (51305384).

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

46641220 is a wasteful number, since it uses less digits than its factorization.

46641220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2332070 (or 2332068 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 46641220 is about 6829.4377513819. The cubic root of 46641220 is about 359.9619815818.

Adding to 46641220 its reverse (2214664), we get a palindrome (48855884).

The spelling of 46641220 in words is "forty-six million, six hundred forty-one thousand, two hundred twenty".