66226462 has 4 divisors (see below), whose sum is σ = 99339696. Its totient is φ = 33113230.

The previous prime is 66226427. The next prime is 66226463. The reversal of 66226462 is 26462266.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66226463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16556614 + ... + 16556617.

It is an arithmetic number, because the mean of its divisors is an integer number (24834924).

Almost surely, 2^66226462 is an apocalyptic number.

66226462 is a deficient number, since it is larger than the sum of its proper divisors (33113234).

66226462 is a wasteful number, since it uses less digits than its factorization.

66226462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33113233.

The product of its digits is 41472, while the sum is 34.

The square root of 66226462 is about 8137.9642417499. The cubic root of 66226462 is about 404.5856902164.

The spelling of 66226462 in words is "sixty-six million, two hundred twenty-six thousand, four hundred sixty-two".