8740742 has 8 divisors (see below), whose sum is σ = 13241232. Its totient is φ = 4327000.

The previous prime is 8740727. The next prime is 8740757. The reversal of 8740742 is 2470478.

8740742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (8740727) and next prime (8740757).

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

It is a junction number, because it is equal to n+sod(n) for n = 8740699 and 8740708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21434 + ... + 21837.

It is an arithmetic number, because the mean of its divisors is an integer number (1655154).

Almost surely, 2^8740742 is an apocalyptic number.

8740742 is a deficient number, since it is larger than the sum of its proper divisors (4500490).

8740742 is a wasteful number, since it uses less digits than its factorization.

8740742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43374.

The product of its (nonzero) digits is 12544, while the sum is 32.

The square root of 8740742 is about 2956.4745897775. The cubic root of 8740742 is about 205.9915634211.

The spelling of 8740742 in words is "eight million, seven hundred forty thousand, seven hundred forty-two".