66283542 has 32 divisors (see below), whose sum is σ = 158628960. Its totient is φ = 20394720.

The previous prime is 66283499. The next prime is 66283559. The reversal of 66283542 is 24538266.

It is a junction number, because it is equal to n+sod(n) for n = 66283497 and 66283506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46509 + ... + 47912.

It is an arithmetic number, because the mean of its divisors is an integer number (4957155).

Almost surely, 2^66283542 is an apocalyptic number.

66283542 is an abundant number, since it is smaller than the sum of its proper divisors (92345418).

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

66283542 is a wasteful number, since it uses less digits than its factorization.

66283542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94445 (or 94439 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 66283542 is about 8141.4705059958. The cubic root of 66283542 is about 404.7018931102.

The spelling of 66283542 in words is "sixty-six million, two hundred eighty-three thousand, five hundred forty-two".