46894221 has 20 divisors (see below), whose sum is σ = 76421664. Its totient is φ = 28420200.

The previous prime is 46894219. The next prime is 46894229. The reversal of 46894221 is 12249864.

46894221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 46894221 - 2¹ = 46894219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46894229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 25425 + ... + 27206.

Almost surely, 2^46894221 is an apocalyptic number.

It is an amenable number.

46894221 is a deficient number, since it is larger than the sum of its proper divisors (29527443).

46894221 is a wasteful number, since it uses less digits than its factorization.

46894221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52654 (or 52645 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 46894221 is about 6847.9355283180. The cubic root of 46894221 is about 360.6116684716.

The spelling of 46894221 in words is "forty-six million, eight hundred ninety-four thousand, two hundred twenty-one".