66790062 has 32 divisors (see below), whose sum is σ = 149606400. Its totient is φ = 22085784.

The previous prime is 66790039. The next prime is 66790079. The reversal of 66790062 is 26009766.

It is a junction number, because it is equal to n+sod(n) for n = 66789999 and 66790026.

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, 1989 + ... + 11727.

It is an arithmetic number, because the mean of its divisors is an integer number (4675200).

Almost surely, 2^66790062 is an apocalyptic number.

66790062 is an abundant number, since it is smaller than the sum of its proper divisors (82816338).

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

66790062 is a wasteful number, since it uses less digits than its factorization.

66790062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9877 (or 9871 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 66790062 is about 8172.5187060049. The cubic root of 66790062 is about 405.7301506275.

The spelling of 66790062 in words is "sixty-six million, seven hundred ninety thousand, sixty-two".