942637493 has 8 divisors (see below), whose sum is σ = 1106416512. Its totient is φ = 786137616.

The previous prime is 942637463. The next prime is 942637571. The reversal of 942637493 is 394736249.

It is a happy number.

942637493 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 942637493 - 2⁸ = 942637237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (942637463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1819505 + ... + 1820022.

It is an arithmetic number, because the mean of its divisors is an integer number (138302064).

Almost surely, 2^942637493 is an apocalyptic number.

It is an amenable number.

942637493 is a deficient number, since it is larger than the sum of its proper divisors (163779019).

942637493 is a wasteful number, since it uses less digits than its factorization.

942637493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3639571.

The product of its digits is 979776, while the sum is 47.

The square root of 942637493 is about 30702.4020721506. The cubic root of 942637493 is about 980.5014416318.

The spelling of 942637493 in words is "nine hundred forty-two million, six hundred thirty-seven thousand, four hundred ninety-three".