66102034 has 4 divisors (see below), whose sum is σ = 99153054. Its totient is φ = 33051016.

The previous prime is 66102019. The next prime is 66102041. The reversal of 66102034 is 43020166.

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

It can be written as a sum of positive squares in only one way, i.e., 33097009 + 33005025 = 5753^2 + 5745^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 66101996 and 66102014.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16525507 + ... + 16525510.

Almost surely, 2^66102034 is an apocalyptic number.

66102034 is a deficient number, since it is larger than the sum of its proper divisors (33051020).

66102034 is a wasteful number, since it uses less digits than its factorization.

66102034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33051019.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 66102034 is about 8130.3157380264. The cubic root of 66102034 is about 404.3321493229.

The spelling of 66102034 in words is "sixty-six million, one hundred two thousand, thirty-four".