66290062 has 4 divisors (see below), whose sum is σ = 99435096. Its totient is φ = 33145030.

The previous prime is 66290039. The next prime is 66290083. The reversal of 66290062 is 26009266.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16572514 + ... + 16572517.

It is an arithmetic number, because the mean of its divisors is an integer number (24858774).

Almost surely, 2^66290062 is an apocalyptic number.

66290062 is a deficient number, since it is larger than the sum of its proper divisors (33145034).

66290062 is a wasteful number, since it uses less digits than its factorization.

66290062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33145033.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 66290062 is about 8141.8709152135. The cubic root of 66290062 is about 404.7151622152.

The spelling of 66290062 in words is "sixty-six million, two hundred ninety thousand, sixty-two".