46006221 has 4 divisors (see below), whose sum is σ = 61341632. Its totient is φ = 30670812.

The previous prime is 46006217. The next prime is 46006231. The reversal of 46006221 is 12260064.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 46006221 - 2² = 46006217 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 (46006231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7667701 + ... + 7667706.

It is an arithmetic number, because the mean of its divisors is an integer number (15335408).

Almost surely, 2^46006221 is an apocalyptic number.

It is an amenable number.

46006221 is a deficient number, since it is larger than the sum of its proper divisors (15335411).

46006221 is a wasteful number, since it uses less digits than its factorization.

46006221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15335410.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 46006221 is about 6782.7885858252. The cubic root of 46006221 is about 358.3209386495.

Adding to 46006221 its reverse (12260064), we get a palindrome (58266285).

The spelling of 46006221 in words is "forty-six million, six thousand, two hundred twenty-one".