7066742 has 4 divisors (see below), whose sum is σ = 10600116. Its totient is φ = 3533370.

The previous prime is 7066739. The next prime is 7066771. The reversal of 7066742 is 2476607.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 7066699 and 7066708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1766684 + ... + 1766687.

It is an arithmetic number, because the mean of its divisors is an integer number (2650029).

Almost surely, 2^7066742 is an apocalyptic number.

7066742 is a deficient number, since it is larger than the sum of its proper divisors (3533374).

7066742 is a wasteful number, since it uses less digits than its factorization.

7066742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3533373.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 7066742 is about 2658.3344409611. The cubic root of 7066742 is about 191.8991621827.

The spelling of 7066742 in words is "seven million, sixty-six thousand, seven hundred forty-two".