40413222 has 32 divisors (see below), whose sum is σ = 90017760. Its totient is φ = 13439520.

The previous prime is 40413179. The next prime is 40413229. The reversal of 40413222 is 22231404.

It is a super-3 number, since 3×40413222³ (a number of 24 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 40413195 and 40413204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40413229) 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, 39072 + ... + 40092.

It is an arithmetic number, because the mean of its divisors is an integer number (2813055).

Almost surely, 2^40413222 is an apocalyptic number.

40413222 is an abundant number, since it is smaller than the sum of its proper divisors (49604538).

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

40413222 is a wasteful number, since it uses less digits than its factorization.

40413222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1765 (or 1759 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 40413222 is about 6357.1394510424. The cubic root of 40413222 is about 343.1688232719.

Adding to 40413222 its reverse (22231404), we get a palindrome (62644626).

The spelling of 40413222 in words is "forty million, four hundred thirteen thousand, two hundred twenty-two".