7742066 has 8 divisors (see below), whose sum is σ = 11625600. Its totient is φ = 3866868.

The previous prime is 7742041. The next prime is 7742069. The reversal of 7742066 is 6602477.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (7742069) 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 3 ways as a sum of consecutive naturals, for example, 1415 + ... + 4181.

It is an arithmetic number, because the mean of its divisors is an integer number (1453200).

Almost surely, 2^7742066 is an apocalyptic number.

7742066 is a deficient number, since it is larger than the sum of its proper divisors (3883534).

7742066 is a wasteful number, since it uses less digits than its factorization.

7742066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4168.

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

The square root of 7742066 is about 2782.4568280568. The cubic root of 7742066 is about 197.8270264325.

The spelling of 7742066 in words is "seven million, seven hundred forty-two thousand, sixty-six".