4502381 has 4 divisors (see below), whose sum is σ = 4848732. Its totient is φ = 4156032.

The previous prime is 4502371. The next prime is 4502389. The reversal of 4502381 is 1832054.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1713481 + 2788900 = 1309^2 + 1670^2 .

It is a cyclic number.

It is not a de Polignac number, because 4502381 - 2⁶ = 4502317 is a prime.

It is a super-2 number, since 2×4502381² = 40542869338322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4502389) 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, 173156 + ... + 173181.

It is an arithmetic number, because the mean of its divisors is an integer number (1212183).

Almost surely, 2^4502381 is an apocalyptic number.

It is an amenable number.

4502381 is a deficient number, since it is larger than the sum of its proper divisors (346351).

4502381 is a wasteful number, since it uses less digits than its factorization.

4502381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346350.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 4502381 is about 2121.8814764261. The cubic root of 4502381 is about 165.1254754173.

The spelling of 4502381 in words is "four million, five hundred two thousand, three hundred eighty-one".