40412322 has 24 divisors (see below), whose sum is σ = 88430940. Its totient is φ = 13336800.

The previous prime is 40412279. The next prime is 40412327. The reversal of 40412322 is 22321404.

It can be written as a sum of positive squares in 2 ways, for example, as 39200121 + 1212201 = 6261^2 + 1101^2 .

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 = 40412295 and 40412304.

It is not an unprimeable number, because it can be changed into a prime (40412327) 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, 9297 + ... + 12932.

Almost surely, 2^40412322 is an apocalyptic number.

40412322 is an abundant number, since it is smaller than the sum of its proper divisors (48018618).

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

40412322 is a wasteful number, since it uses less digits than its factorization.

40412322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22338 (or 22335 counting only the distinct ones).

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

The square root of 40412322 is about 6357.0686640935. The cubic root of 40412322 is about 343.1662758034.

Adding to 40412322 its reverse (22321404), we get a palindrome (62733726).

The spelling of 40412322 in words is "forty million, four hundred twelve thousand, three hundred twenty-two".