406244622 has 16 divisors (see below), whose sum is σ = 928559232. Its totient is φ = 116069880.

The previous prime is 406244621. The next prime is 406244659. The reversal of 406244622 is 226442604.

It is a super-3 number, since 3×406244622³ (a number of 27 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 406244622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406244621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4836204 + ... + 4836287.

It is an arithmetic number, because the mean of its divisors is an integer number (58034952).

Almost surely, 2^406244622 is an apocalyptic number.

406244622 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

406244622 is an abundant number, since it is smaller than the sum of its proper divisors (522314610).

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

406244622 is a wasteful number, since it uses less digits than its factorization.

406244622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9672503.

The product of its (nonzero) digits is 18432, while the sum is 30.

The square root of 406244622 is about 20155.5109585443. The cubic root of 406244622 is about 740.6207489225.

It can be divided in two parts, 4062 and 44622, that added together give a palindrome (48684).

The spelling of 406244622 in words is "four hundred six million, two hundred forty-four thousand, six hundred twenty-two".