22473402434 has 24 divisors (see below), whose sum is σ = 39878444880. Its totient is φ = 9468210696.

The previous prime is 22473402409. The next prime is 22473402449. The reversal of 22473402434 is 43420437422.

It is a junction number, because it is equal to n+sod(n) for n = 22473402394 and 22473402403.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1937612 + ... + 1949175.

It is an arithmetic number, because the mean of its divisors is an integer number (1661601870).

Almost surely, 2^22473402434 is an apocalyptic number.

22473402434 is a deficient number, since it is larger than the sum of its proper divisors (17405042446).

22473402434 is a wasteful number, since it uses less digits than its factorization.

22473402434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3886862 (or 3886855 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 35.

Adding to 22473402434 its reverse (43420437422), we get a palindrome (65893839856).

The spelling of 22473402434 in words is "twenty-two billion, four hundred seventy-three million, four hundred two thousand, four hundred thirty-four".