46722222 has 48 divisors (see below), whose sum is σ = 107911440. Its totient is φ = 14558976.

The previous prime is 46722217. The next prime is 46722227. The reversal of 46722222 is 22222764.

It is an interprime number because it is at equal distance from previous prime (46722217) and next prime (46722227).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46722227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54348 + ... + 55200.

It is an arithmetic number, because the mean of its divisors is an integer number (2248155).

Almost surely, 2^46722222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46722222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53955720).

46722222 is an abundant number, since it is smaller than the sum of its proper divisors (61189218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

46722222 is a wasteful number, since it uses less digits than its factorization.

46722222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1057 (or 1054 counting only the distinct ones).

The product of its digits is 5376, while the sum is 27.

The square root of 46722222 is about 6835.3655352146. The cubic root of 46722222 is about 360.1702435534.

Adding to 46722222 its reverse (22222764), we get a palindrome (68944986).

The spelling of 46722222 in words is "forty-six million, seven hundred twenty-two thousand, two hundred twenty-two".