66896122 has 8 divisors (see below), whose sum is σ = 106246836. Its totient is φ = 31480512.

The previous prime is 66896033. The next prime is 66896143. The reversal of 66896122 is 22169866.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 66896041 + 81 = 8179^2 + 9^2 .

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

It is a super-2 number, since 2×66896122² = 8950182277277768, 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, 983733 + ... + 983800.

Almost surely, 2^66896122 is an apocalyptic number.

66896122 is a deficient number, since it is larger than the sum of its proper divisors (39350714).

66896122 is a wasteful number, since it uses less digits than its factorization.

66896122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1967552.

The product of its digits is 62208, while the sum is 40.

The square root of 66896122 is about 8179.0049517041. The cubic root of 66896122 is about 405.9447982412.

The spelling of 66896122 in words is "sixty-six million, eight hundred ninety-six thousand, one hundred twenty-two".