46163221 has 8 divisors (see below), whose sum is σ = 50095584. Its totient is φ = 42285360.

The previous prime is 46163203. The next prime is 46163233. The reversal of 46163221 is 12236164.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 46163221 - 2¹³ = 46155029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46163251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11851 + ... + 15256.

It is an arithmetic number, because the mean of its divisors is an integer number (6261948).

Almost surely, 2^46163221 is an apocalyptic number.

It is an amenable number.

46163221 is a deficient number, since it is larger than the sum of its proper divisors (3932363).

46163221 is a wasteful number, since it uses less digits than its factorization.

46163221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27251.

The product of its digits is 1728, while the sum is 25.

The square root of 46163221 is about 6794.3521398291. The cubic root of 46163221 is about 358.7280757280.

Adding to 46163221 its reverse (12236164), we get a palindrome (58399385).

The spelling of 46163221 in words is "forty-six million, one hundred sixty-three thousand, two hundred twenty-one".