66366234 has 48 divisors (see below), whose sum is σ = 161123040. Its totient is φ = 19565280.

The previous prime is 66366217. The next prime is 66366269. The reversal of 66366234 is 43266366.

66366234 is a `hidden beast` number, since 66 + 366 + 234 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2797 + ... + 11855.

It is an arithmetic number, because the mean of its divisors is an integer number (3356730).

Almost surely, 2^66366234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 66366234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80561520).

66366234 is an abundant number, since it is smaller than the sum of its proper divisors (94756806).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66366234 is a wasteful number, since it uses less digits than its factorization.

66366234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9115 (or 9112 counting only the distinct ones).

The product of its digits is 93312, while the sum is 36.

The square root of 66366234 is about 8146.5473668297. The cubic root of 66366234 is about 404.8701183886.

The spelling of 66366234 in words is "sixty-six million, three hundred sixty-six thousand, two hundred thirty-four".