46190221 has 16 divisors (see below), whose sum is σ = 57881088. Its totient is φ = 35809200.

The previous prime is 46190203. The next prime is 46190227. The reversal of 46190221 is 12209164.

It is not a de Polignac number, because 46190221 - 2¹⁹ = 45665933 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 (46190227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14826 + ... + 17668.

It is an arithmetic number, because the mean of its divisors is an integer number (3617568).

Almost surely, 2^46190221 is an apocalyptic number.

It is an amenable number.

46190221 is a deficient number, since it is larger than the sum of its proper divisors (11690867).

46190221 is a wasteful number, since it uses less digits than its factorization.

46190221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3072.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 46190221 is about 6796.3387937918. The cubic root of 46190221 is about 358.7979998662.

Adding to 46190221 its reverse (12209164), we get a palindrome (58399385).

The spelling of 46190221 in words is "forty-six million, one hundred ninety thousand, two hundred twenty-one".