66741422 has 24 divisors (see below), whose sum is σ = 116520768. Its totient is φ = 28550720.

The previous prime is 66741413. The next prime is 66741511. The reversal of 66741422 is 22414766.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3998 + ... + 12225.

It is an arithmetic number, because the mean of its divisors is an integer number (4855032).

Almost surely, 2^66741422 is an apocalyptic number.

66741422 is a deficient number, since it is larger than the sum of its proper divisors (49779346).

66741422 is a wasteful number, since it uses less digits than its factorization.

66741422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16264 (or 16253 counting only the distinct ones).

The product of its digits is 16128, while the sum is 32.

The square root of 66741422 is about 8169.5423372426. The cubic root of 66741422 is about 405.6316354368.

The spelling of 66741422 in words is "sixty-six million, seven hundred forty-one thousand, four hundred twenty-two".