5503381 has 8 divisors (see below), whose sum is σ = 5948600. Its totient is φ = 5061312.

The previous prime is 5503373. The next prime is 5503391. The reversal of 5503381 is 1833055.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4356 + 5499025 = 66^2 + 2345^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5503381 - 2³ = 5503373 is a prime.

It is a super-2 number, since 2×5503381² = 60574404862322, 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 (5503391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3931 + ... + 5143.

It is an arithmetic number, because the mean of its divisors is an integer number (743575).

Almost surely, 2^5503381 is an apocalyptic number.

It is an amenable number.

5503381 is a deficient number, since it is larger than the sum of its proper divisors (445219).

5503381 is a wasteful number, since it uses less digits than its factorization.

5503381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1575.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 5503381 is about 2345.9286007890. The cubic root of 5503381 is about 176.5535793807.

The spelling of 5503381 in words is "five million, five hundred three thousand, three hundred eighty-one".