7660742 has 4 divisors (see below), whose sum is σ = 11491116. Its totient is φ = 3830370.

The previous prime is 7660729. The next prime is 7660747. The reversal of 7660742 is 2470667.

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 = 7660699 and 7660708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7660747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1915184 + ... + 1915187.

It is an arithmetic number, because the mean of its divisors is an integer number (2872779).

Almost surely, 2^7660742 is an apocalyptic number.

7660742 is a deficient number, since it is larger than the sum of its proper divisors (3830374).

7660742 is a wasteful number, since it uses less digits than its factorization.

7660742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3830373.

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

The square root of 7660742 is about 2767.8045451224. The cubic root of 7660742 is about 197.1319171073.

The spelling of 7660742 in words is "seven million, six hundred sixty thousand, seven hundred forty-two".