40222233 has 12 divisors (see below), whose sum is σ = 58154148. Its totient is φ = 26789280.

The previous prime is 40222223. The next prime is 40222249. The reversal of 40222233 is 33222204.

It can be written as a sum of positive squares in 2 ways, for example, as 8277129 + 31945104 = 2877^2 + 5652^2 .

It is not a de Polignac number, because 40222233 - 2⁵ = 40222201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40222223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15703 + ... + 18083.

It is an arithmetic number, because the mean of its divisors is an integer number (4846179).

Almost surely, 2^40222233 is an apocalyptic number.

It is an amenable number.

40222233 is a deficient number, since it is larger than the sum of its proper divisors (17931915).

40222233 is a wasteful number, since it uses less digits than its factorization.

40222233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4264 (or 4261 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 40222233 is about 6342.1000465146. The cubic root of 40222233 is about 342.6273751465.

Adding to 40222233 its reverse (33222204), we get a palindrome (73444437).

The spelling of 40222233 in words is "forty million, two hundred twenty-two thousand, two hundred thirty-three".