541858 has 8 divisors (see below), whose sum is σ = 860652. Its totient is φ = 254976.

The previous prime is 541837. The next prime is 541859. The reversal of 541858 is 858145.

It can be written as a sum of positive squares in 2 ways, for example, as 508369 + 33489 = 713^2 + 183^2 .

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

It is a super-2 number, since 2×541858² = 587220184328, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541859) 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, 7935 + ... + 8002.

2⁵⁴¹⁸⁵⁸ is an apocalyptic number.

541858 is a deficient number, since it is larger than the sum of its proper divisors (318794).

541858 is a wasteful number, since it uses less digits than its factorization.

541858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15956.

The product of its digits is 6400, while the sum is 31.

The square root of 541858 is about 736.1100461208. The cubic root of 541858 is about 81.5258176577.

It can be divided in two parts, 5418 and 58, that added together give a square (5476 = 74²).

The spelling of 541858 in words is "five hundred forty-one thousand, eight hundred fifty-eight".