942549442 has 4 divisors (see below), whose sum is σ = 1413824166. Its totient is φ = 471274720.

The previous prime is 942549431. The next prime is 942549463. The reversal of 942549442 is 244945249.

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., 911979601 + 30569841 = 30199^2 + 5529^2 .

It is a super-2 number, since 2×942549442² = 1776798901229022728, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 235637359 + ... + 235637362.

Almost surely, 2^942549442 is an apocalyptic number.

942549442 is a deficient number, since it is larger than the sum of its proper divisors (471274724).

942549442 is a wasteful number, since it uses less digits than its factorization.

942549442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471274723.

The product of its digits is 414720, while the sum is 43.

The square root of 942549442 is about 30700.9680954852. The cubic root of 942549442 is about 980.4709114009.

The spelling of 942549442 in words is "nine hundred forty-two million, five hundred forty-nine thousand, four hundred forty-two".