2058531 has 4 divisors (see below), whose sum is σ = 2744712. Its totient is φ = 1372352.

The previous prime is 2058473. The next prime is 2058541. The reversal of 2058531 is 1358502.

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

It is a cyclic number.

It is not a de Polignac number, because 2058531 - 2⁹ = 2058019 is a prime.

It is a super-2 number, since 2×2058531² = 8475099755922, which contains 22 as substring.

It is a D-number.

It is a nialpdrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (2058541) 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, 343086 + ... + 343091.

It is an arithmetic number, because the mean of its divisors is an integer number (686178).

2^2058531 is an apocalyptic number.

2058531 is a deficient number, since it is larger than the sum of its proper divisors (686181).

2058531 is an equidigital number, since it uses as much as digits as its factorization.

2058531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686180.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 2058531 is about 1434.7581677760. The cubic root of 2058531 is about 127.2093803651.

The spelling of 2058531 in words is "two million, fifty-eight thousand, five hundred thirty-one".