66426134 has 8 divisors (see below), whose sum is σ = 101759328. Its totient is φ = 32506360.

The previous prime is 66426127. The next prime is 66426167. The reversal of 66426134 is 43162466.

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

It is a self number, because there is not a number n which added to its sum of digits gives 66426134.

It is a congruent number.

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, 353237 + ... + 353424.

It is an arithmetic number, because the mean of its divisors is an integer number (12719916).

Almost surely, 2^66426134 is an apocalyptic number.

66426134 is a deficient number, since it is larger than the sum of its proper divisors (35333194).

66426134 is a wasteful number, since it uses less digits than its factorization.

66426134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706710.

The product of its digits is 20736, while the sum is 32.

The square root of 66426134 is about 8150.2229417360. Note that the first 3 decimals coincide. The cubic root of 66426134 is about 404.9918892853.

The spelling of 66426134 in words is "sixty-six million, four hundred twenty-six thousand, one hundred thirty-four".