66846303 has 40 divisors (see below), whose sum is σ = 106321248. Its totient is φ = 41760576.

The previous prime is 66846253. The next prime is 66846331. The reversal of 66846303 is 30364866.

It is not a de Polignac number, because 66846303 - 2⁶ = 66846239 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66846343) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 98401 + ... + 99077.

Almost surely, 2^66846303 is an apocalyptic number.

66846303 is a deficient number, since it is larger than the sum of its proper divisors (39474945).

66846303 is a wasteful number, since it uses less digits than its factorization.

66846303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765 (or 756 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 66846303 is about 8175.9588428514. The cubic root of 66846303 is about 405.8440012356.

It can be divided in two parts, 668 and 46303, that added together give a triangular number (46971 = T₃₀₆).

The spelling of 66846303 in words is "sixty-six million, eight hundred forty-six thousand, three hundred three".