46222221 has 8 divisors (see below), whose sum is σ = 61870464. Its totient is φ = 30694400.

The previous prime is 46222219. The next prime is 46222223. The reversal of 46222221 is 12222264.

It is an interprime number because it is at equal distance from previous prime (46222219) and next prime (46222223).

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

It is a cyclic number.

It is not a de Polignac number, because 46222221 - 2¹ = 46222219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46222223) 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, 29205 + ... + 30746.

It is an arithmetic number, because the mean of its divisors is an integer number (7733808).

Almost surely, 2^46222221 is an apocalyptic number.

It is an amenable number.

46222221 is a deficient number, since it is larger than the sum of its proper divisors (15648243).

46222221 is a wasteful number, since it uses less digits than its factorization.

46222221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60211.

The product of its digits is 768, while the sum is 21.

The square root of 46222221 is about 6798.6925949038. The cubic root of 46222221 is about 358.8808376426.

Adding to 46222221 its reverse (12222264), we get a palindrome (58444485).

The spelling of 46222221 in words is "forty-six million, two hundred twenty-two thousand, two hundred twenty-one".