2258463 has 4 divisors (see below), whose sum is σ = 3011288. Its totient is φ = 1505640.

The previous prime is 2258453. The next prime is 2258479. The reversal of 2258463 is 3648522.

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

It is not a de Polignac number, because 2258463 - 2⁴ = 2258447 is a prime.

It is a D-number.

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 2258463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2258453) 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, 376408 + ... + 376413.

It is an arithmetic number, because the mean of its divisors is an integer number (752822).

2^2258463 is an apocalyptic number.

2258463 is a deficient number, since it is larger than the sum of its proper divisors (752825).

2258463 is an equidigital number, since it uses as much as digits as its factorization.

2258463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752824.

The product of its digits is 11520, while the sum is 30.

The square root of 2258463 is about 1502.8183522968. The cubic root of 2258463 is about 131.2011555210.

It can be divided in two parts, 22 and 58463, that added together give a palindrome (58485).

The spelling of 2258463 in words is "two million, two hundred fifty-eight thousand, four hundred sixty-three".