16246428 has 72 divisors (see below), whose sum is σ = 42542976. Its totient is φ = 4820640.

The previous prime is 16246427. The next prime is 16246453. The reversal of 16246428 is 82464261.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16246423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97201 + ... + 97367.

Almost surely, 2^16246428 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16246428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21271488).

16246428 is an abundant number, since it is smaller than the sum of its proper divisors (26296548).

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

16246428 is a wasteful number, since it uses less digits than its factorization.

16246428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263 (or 250 counting only the distinct ones).

The product of its digits is 18432, while the sum is 33.

The square root of 16246428 is about 4030.6857977272. The cubic root of 16246428 is about 253.2712905930.

The spelling of 16246428 in words is "sixteen million, two hundred forty-six thousand, four hundred twenty-eight".