64052766 has 24 divisors (see below), whose sum is σ = 140343840. Its totient is φ = 21110496.

The previous prime is 64052749. The next prime is 64052767. The reversal of 64052766 is 66725046.

64052766 is a `hidden beast` number, since 640 + 5 + 2 + 7 + 6 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 64052766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64052767) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18390 + ... + 21593.

It is an arithmetic number, because the mean of its divisors is an integer number (5847660).

Almost surely, 2^64052766 is an apocalyptic number.

64052766 is an abundant number, since it is smaller than the sum of its proper divisors (76291074).

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

64052766 is a wasteful number, since it uses less digits than its factorization.

64052766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40080 (or 40077 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 64052766 is about 8003.2971955314. The cubic root of 64052766 is about 400.1098989694.

The spelling of 64052766 in words is "sixty-four million, fifty-two thousand, seven hundred sixty-six".