22471042 has 16 divisors (see below), whose sum is σ = 38934432. Its totient is φ = 9613120.

The previous prime is 22471039. The next prime is 22471061. The reversal of 22471042 is 24017422.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 29668 + ... + 30415.

It is an arithmetic number, because the mean of its divisors is an integer number (2433402).

Almost surely, 2^22471042 is an apocalyptic number.

22471042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22471042 is a deficient number, since it is larger than the sum of its proper divisors (16463390).

22471042 is a wasteful number, since it uses less digits than its factorization.

22471042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60113.

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 22471042 is about 4740.3630662640. The cubic root of 22471042 is about 282.1896432405.

Adding to 22471042 its reverse (24017422), we get a palindrome (46488464).

The spelling of 22471042 in words is "twenty-two million, four hundred seventy-one thousand, forty-two".