66076522 has 8 divisors (see below), whose sum is σ = 99552096. Its totient is φ = 32892492.

The previous prime is 66076511. The next prime is 66076541. The reversal of 66076522 is 22567066.

It is a happy number.

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

It is a super-2 number, since 2×66076522² = 8732213519232968, which contains 22 as substring.

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, 72318 + ... + 73225.

It is an arithmetic number, because the mean of its divisors is an integer number (12444012).

Almost surely, 2^66076522 is an apocalyptic number.

66076522 is a deficient number, since it is larger than the sum of its proper divisors (33475574).

66076522 is a wasteful number, since it uses less digits than its factorization.

66076522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145772.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 66076522 is about 8128.7466438560. The cubic root of 66076522 is about 404.2801254617.

The spelling of 66076522 in words is "sixty-six million, seventy-six thousand, five hundred twenty-two".