4539456 has 112 divisors (see below), whose sum is σ = 13898880. Its totient is φ = 1451520.

The previous prime is 4539433. The next prime is 4539481. The reversal of 4539456 is 6549354.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 4539456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63901 + ... + 63971.

Almost surely, 2^4539456 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 4539456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6949440).

4539456 is an abundant number, since it is smaller than the sum of its proper divisors (9359424).

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

4539456 is a wasteful number, since it uses less digits than its factorization.

4539456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129 (or 113 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 4539456 is about 2130.5999155168. The cubic root of 4539456 is about 165.5774806597.

The spelling of 4539456 in words is "four million, five hundred thirty-nine thousand, four hundred fifty-six".