2031258 has 8 divisors (see below), whose sum is σ = 4062528. Its totient is φ = 677084.

The previous prime is 2031257. The next prime is 2031269. The reversal of 2031258 is 8521302.

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

2031258 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2031251) 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, 169266 + ... + 169277.

It is an arithmetic number, because the mean of its divisors is an integer number (507816).

2^2031258 is an apocalyptic number.

2031258 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2031258 is a wasteful number, since it uses less digits than its factorization.

2031258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338548.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 2031258 is about 1425.2220879568. Note that the first 3 decimals coincide. The cubic root of 2031258 is about 126.6450917394.

The spelling of 2031258 in words is "two million, thirty-one thousand, two hundred fifty-eight".