22424404342 has 32 divisors (see below), whose sum is σ = 35699097600. Its totient is φ = 10548179040.

The previous prime is 22424404313. The next prime is 22424404363. The reversal of 22424404342 is 24340442422.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 408363 + ... + 460009.

It is an arithmetic number, because the mean of its divisors is an integer number (1115596800).

Almost surely, 2^22424404342 is an apocalyptic number.

22424404342 is a deficient number, since it is larger than the sum of its proper divisors (13274693258).

22424404342 is a wasteful number, since it uses less digits than its factorization.

22424404342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51876.

The product of its (nonzero) digits is 49152, while the sum is 31.

Adding to 22424404342 its reverse (24340442422), we get a palindrome (46764846764).

The spelling of 22424404342 in words is "twenty-two billion, four hundred twenty-four million, four hundred four thousand, three hundred forty-two".