5432381 has 4 divisors (see below), whose sum is σ = 5455164. Its totient is φ = 5409600.

The previous prime is 5432369. The next prime is 5432407. The reversal of 5432381 is 1832345.

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 4202500 + 1229881 = 2050^2 + 1109^2 .

It is a cyclic number.

It is not a de Polignac number, because 5432381 - 2¹⁴ = 5415997 is a prime.

It is a super-2 number, since 2×5432381² = 59021526658322, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5432381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5432311) 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, 11030 + ... + 11511.

It is an arithmetic number, because the mean of its divisors is an integer number (1363791).

Almost surely, 2^5432381 is an apocalyptic number.

It is an amenable number.

5432381 is a deficient number, since it is larger than the sum of its proper divisors (22783).

5432381 is a wasteful number, since it uses less digits than its factorization.

5432381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22782.

The product of its digits is 2880, while the sum is 26.

The square root of 5432381 is about 2330.7468760035. The cubic root of 5432381 is about 175.7910420415.

The spelling of 5432381 in words is "five million, four hundred thirty-two thousand, three hundred eighty-one".