16416434 has 16 divisors (see below), whose sum is σ = 25861248. Its totient is φ = 7800672.

The previous prime is 16416431. The next prime is 16416443. The reversal of 16416434 is 43461461.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16416397 and 16416406.

It is not an unprimeable number, because it can be changed into a prime (16416431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6614 + ... + 8750.

It is an arithmetic number, because the mean of its divisors is an integer number (1616328).

Almost surely, 2^16416434 is an apocalyptic number.

16416434 is a deficient number, since it is larger than the sum of its proper divisors (9444814).

16416434 is a wasteful number, since it uses less digits than its factorization.

16416434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2329.

The product of its digits is 6912, while the sum is 29.

The square root of 16416434 is about 4051.7198817292. The cubic root of 16416434 is about 254.1516547376.

Adding to 16416434 its reverse (43461461), we get a palindrome (59877895).

The spelling of 16416434 in words is "sixteen million, four hundred sixteen thousand, four hundred thirty-four".