940189258 has 4 divisors (see below), whose sum is σ = 1410283890. Its totient is φ = 470094628.

The previous prime is 940189247. The next prime is 940189307. The reversal of 940189258 is 852981049.

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

It can be written as a sum of positive squares in only one way, i.e., 929213289 + 10975969 = 30483^2 + 3313^2 .

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 as a sum of consecutive naturals, namely, 235047313 + ... + 235047316.

Almost surely, 2^940189258 is an apocalyptic number.

940189258 is a deficient number, since it is larger than the sum of its proper divisors (470094632).

940189258 is a wasteful number, since it uses less digits than its factorization.

940189258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470094631.

The product of its (nonzero) digits is 207360, while the sum is 46.

The square root of 940189258 is about 30662.5057358331. The cubic root of 940189258 is about 979.6518470371.

The spelling of 940189258 in words is "nine hundred forty million, one hundred eighty-nine thousand, two hundred fifty-eight".