28416264 has 16 divisors (see below), whose sum is σ = 71040720. Its totient is φ = 9472080.

The previous prime is 28416263. The next prime is 28416277. The reversal of 28416264 is 46261482.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (28416263) 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, 591982 + ... + 592029.

It is an arithmetic number, because the mean of its divisors is an integer number (4440045).

Almost surely, 2^28416264 is an apocalyptic number.

28416264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

28416264 is an abundant number, since it is smaller than the sum of its proper divisors (42624456).

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

28416264 is a wasteful number, since it uses less digits than its factorization.

28416264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184020 (or 1184016 counting only the distinct ones).

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

The square root of 28416264 is about 5330.6907619932. The cubic root of 28416264 is about 305.1562900506.

It can be divided in two parts, 28416 and 264, that added together give a triangular number (28680 = T₂₃₉).

The spelling of 28416264 in words is "twenty-eight million, four hundred sixteen thousand, two hundred sixty-four".