11889458 has 12 divisors (see below), whose sum is σ = 20746062. Its totient is φ = 5095440.

The previous prime is 11889439. The next prime is 11889463. The reversal of 11889458 is 85498811.

It can be written as a sum of positive squares in only one way, i.e., 8602489 + 3286969 = 2933^2 + 1813^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 60563 + ... + 60758.

Almost surely, 2^11889458 is an apocalyptic number.

11889458 is a deficient number, since it is larger than the sum of its proper divisors (8856604).

11889458 is a wasteful number, since it uses less digits than its factorization.

11889458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121337 (or 121330 counting only the distinct ones).

The product of its digits is 92160, while the sum is 44.

The square root of 11889458 is about 3448.1093370135. The cubic root of 11889458 is about 228.2376843182.

The spelling of 11889458 in words is "eleven million, eight hundred eighty-nine thousand, four hundred fifty-eight".