16422434 has 16 divisors (see below), whose sum is σ = 28204800. Its totient is φ = 7025184.

The previous prime is 16422409. The next prime is 16422443. The reversal of 16422434 is 43422461.

16422434 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

16422434 is strictly pandigital in base 8.

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13982 + ... + 15110.

It is an arithmetic number, because the mean of its divisors is an integer number (1762800).

Almost surely, 2^16422434 is an apocalyptic number.

16422434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16422434 is a deficient number, since it is larger than the sum of its proper divisors (11782366).

16422434 is a wasteful number, since it uses less digits than its factorization.

16422434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2177.

The product of its digits is 4608, while the sum is 26.

The square root of 16422434 is about 4052.4602403972. The cubic root of 16422434 is about 254.1826140431.

Adding to 16422434 its reverse (43422461), we get a palindrome (59844895).

The spelling of 16422434 in words is "sixteen million, four hundred twenty-two thousand, four hundred thirty-four".