16145738 has 8 divisors (see below), whose sum is σ = 27678432. Its totient is φ = 6919596.

The previous prime is 16145737. The next prime is 16145777. The reversal of 16145738 is 83754161.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 16145698 and 16145707.

It is not an unprimeable number, because it can be changed into a prime (16145737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 576620 + ... + 576647.

It is an arithmetic number, because the mean of its divisors is an integer number (3459804).

Almost surely, 2^16145738 is an apocalyptic number.

16145738 is a deficient number, since it is larger than the sum of its proper divisors (11532694).

16145738 is a wasteful number, since it uses less digits than its factorization.

16145738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153276.

The product of its digits is 20160, while the sum is 35.

The square root of 16145738 is about 4018.1759543355. The cubic root of 16145738 is about 252.7469752893.

Adding to 16145738 its reverse (83754161), we get a palindrome (99899899).

The spelling of 16145738 in words is "sixteen million, one hundred forty-five thousand, seven hundred thirty-eight".