16422534 has 32 divisors (see below), whose sum is σ = 36720000. Its totient is φ = 5440392.

The previous prime is 16422533. The next prime is 16422559. The reversal of 16422534 is 43522461.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16422498 and 16422507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16422533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8817 + ... + 10515.

It is an arithmetic number, because the mean of its divisors is an integer number (1147500).

Almost surely, 2^16422534 is an apocalyptic number.

16422534 is an abundant number, since it is smaller than the sum of its proper divisors (20297466).

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

16422534 is a wasteful number, since it uses less digits than its factorization.

16422534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1889 (or 1883 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 16422534 is about 4052.4725785624. The cubic root of 16422534 is about 254.1831299677.

Adding to 16422534 its reverse (43522461), we get a palindrome (59944995).

The spelling of 16422534 in words is "sixteen million, four hundred twenty-two thousand, five hundred thirty-four".