8742093 has 32 divisors (see below), whose sum is σ = 12951552. Its totient is φ = 5227200.

The previous prime is 8742077. The next prime is 8742103. The reversal of 8742093 is 3902478.

It is not a de Polignac number, because 8742093 - 2⁴ = 8742077 is a prime.

8742093 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8742193) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 130446 + ... + 130512.

It is an arithmetic number, because the mean of its divisors is an integer number (404736).

Almost surely, 2^8742093 is an apocalyptic number.

It is an amenable number.

8742093 is a deficient number, since it is larger than the sum of its proper divisors (4209459).

8742093 is a wasteful number, since it uses less digits than its factorization.

8742093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 8742093 is about 2956.7030625343. The cubic root of 8742093 is about 206.0021758026.

The spelling of 8742093 in words is "eight million, seven hundred forty-two thousand, ninety-three".