66233016 has 24 divisors (see below), whose sum is σ = 179381280. Its totient is φ = 22077648.

The previous prime is 66232981. The next prime is 66233021. The reversal of 66233016 is 61033266.

66233016 is a `hidden beast` number, since 6 + 623 + 30 + 1 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 459880 + ... + 460023.

It is an arithmetic number, because the mean of its divisors is an integer number (7474220).

Almost surely, 2^66233016 is an apocalyptic number.

It is an amenable number.

66233016 is an abundant number, since it is smaller than the sum of its proper divisors (113148264).

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

66233016 is a wasteful number, since it uses less digits than its factorization.

66233016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 919915 (or 919908 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 66233016 is about 8138.3669123480. The cubic root of 66233016 is about 404.5990361764.

The spelling of 66233016 in words is "sixty-six million, two hundred thirty-three thousand, sixteen".