412222440 has 64 divisors (see below), whose sum is σ = 1413336960. Its totient is φ = 94222080.

The previous prime is 412222429. The next prime is 412222441. The reversal of 412222440 is 44222214.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (412222441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244531 + ... + 246210.

It is an arithmetic number, because the mean of its divisors is an integer number (22083390).

Almost surely, 2^412222440 is an apocalyptic number.

412222440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

412222440 is an abundant number, since it is smaller than the sum of its proper divisors (1001114520).

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

412222440 is a wasteful number, since it uses less digits than its factorization.

412222440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490762 (or 490758 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 412222440 is about 20303.2618069117. The cubic root of 412222440 is about 744.2357762392.

Adding to 412222440 its reverse (44222214), we get a palindrome (456444654).

It can be divided in two parts, 4122 and 22440, that added together give a palindrome (26562).

The spelling of 412222440 in words is "four hundred twelve million, two hundred twenty-two thousand, four hundred forty".