5018458 has 16 divisors (see below), whose sum is σ = 7845480. Its totient is φ = 2405376.

The previous prime is 5018437. The next prime is 5018467. The reversal of 5018458 is 8548105.

It can be written as a sum of positive squares in 4 ways, for example, as 4052169 + 966289 = 2013^2 + 983^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4938 + ... + 5866.

Almost surely, 2^5018458 is an apocalyptic number.

5018458 is a deficient number, since it is larger than the sum of its proper divisors (2827022).

5018458 is a wasteful number, since it uses less digits than its factorization.

5018458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041.

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

The square root of 5018458 is about 2240.1915096705. The cubic root of 5018458 is about 171.2077545109.

It can be divided in two parts, 5018 and 458, that added together give a square (5476 = 74²).

The spelling of 5018458 in words is "five million, eighteen thousand, four hundred fifty-eight".