4552381 has 16 divisors (see below), whose sum is σ = 5068800. Its totient is φ = 4071600.

The previous prime is 4552363. The next prime is 4552393. The reversal of 4552381 is 1832554.

It is a cyclic number.

It is not a de Polignac number, because 4552381 - 2⁵ = 4552349 is a prime.

It is a super-2 number, since 2×4552381² = 41448345538322, which contains 22 as substring.

It is a Duffinian number.

Its product of digits (4800) is a multiple of the sum of its prime divisors (240).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4552351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34686 + ... + 34816.

It is an arithmetic number, because the mean of its divisors is an integer number (316800).

Almost surely, 2^4552381 is an apocalyptic number.

It is an amenable number.

4552381 is a deficient number, since it is larger than the sum of its proper divisors (516419).

4552381 is a wasteful number, since it uses less digits than its factorization.

4552381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240.

The product of its digits is 4800, while the sum is 28.

The square root of 4552381 is about 2133.6309427827. The cubic root of 4552381 is about 165.7344789885.

The spelling of 4552381 in words is "four million, five hundred fifty-two thousand, three hundred eighty-one".