5358981 has 4 divisors (see below), whose sum is σ = 7145312. Its totient is φ = 3572652.

The previous prime is 5358973. The next prime is 5359027. The reversal of 5358981 is 1898535.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5358981 - 2³ = 5358973 is a prime.

It is a super-2 number, since 2×5358981² = 57437354716722, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5358181) 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, 893161 + ... + 893166.

It is an arithmetic number, because the mean of its divisors is an integer number (1786328).

Almost surely, 2^5358981 is an apocalyptic number.

It is an amenable number.

5358981 is a deficient number, since it is larger than the sum of its proper divisors (1786331).

5358981 is a wasteful number, since it uses less digits than its factorization.

5358981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1786330.

The product of its digits is 43200, while the sum is 39.

The square root of 5358981 is about 2314.9472996161. The cubic root of 5358981 is about 174.9957114595.

The spelling of 5358981 in words is "five million, three hundred fifty-eight thousand, nine hundred eighty-one".