4542864 has 80 divisors (see below), whose sum is σ = 12570624. Its totient is φ = 1411200.

The previous prime is 4542851. The next prime is 4542877. The reversal of 4542864 is 4682454.

It is an interprime number because it is at equal distance from previous prime (4542851) and next prime (4542877).

It is a super-2 number, since 2×4542864² = 41275226644992, which contains 22 as substring.

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, 63949 + ... + 64019.

Almost surely, 2^4542864 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 4542864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6285312).

4542864 is an abundant number, since it is smaller than the sum of its proper divisors (8027760).

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

4542864 is a wasteful number, since it uses less digits than its factorization.

4542864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156 (or 150 counting only the distinct ones).

The product of its digits is 30720, while the sum is 33.

The square root of 4542864 is about 2131.3995402083. The cubic root of 4542864 is about 165.6189061007.

The spelling of 4542864 in words is "four million, five hundred forty-two thousand, eight hundred sixty-four".