52668662 has 4 divisors (see below), whose sum is σ = 79002996. Its totient is φ = 26334330.

The previous prime is 52668619. The next prime is 52668667. The reversal of 52668662 is 26686625.

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 (52668667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13167164 + ... + 13167167.

It is an arithmetic number, because the mean of its divisors is an integer number (19750749).

Almost surely, 2^52668662 is an apocalyptic number.

52668662 is a deficient number, since it is larger than the sum of its proper divisors (26334334).

52668662 is a wasteful number, since it uses less digits than its factorization.

52668662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26334333.

The product of its digits is 207360, while the sum is 41.

The square root of 52668662 is about 7257.3178241000. The cubic root of 52668662 is about 374.8441711071.

The spelling of 52668662 in words is "fifty-two million, six hundred sixty-eight thousand, six hundred sixty-two".