2058731 has 4 divisors (see below), whose sum is σ = 2069592. Its totient is φ = 2047872.

The previous prime is 2058713. The next prime is 2058737. The reversal of 2058731 is 1378502.

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 2058731 - 2¹⁴ = 2042347 is a prime.

It is a super-2 number, since 2×2058731² = 8476746660722, which contains 22 as substring.

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 2058731.

It is not an unprimeable number, because it can be changed into a prime (2058737) 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, 5141 + ... + 5526.

It is an arithmetic number, because the mean of its divisors is an integer number (517398).

2^2058731 is an apocalyptic number.

2058731 is a deficient number, since it is larger than the sum of its proper divisors (10861).

2058731 is a wasteful number, since it uses less digits than its factorization.

2058731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10860.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 2058731 is about 1434.8278642402. The cubic root of 2058731 is about 127.2134999780.

The spelling of 2058731 in words is "two million, fifty-eight thousand, seven hundred thirty-one".