52277764 has 24 divisors (see below), whose sum is σ = 114061248. Its totient is φ = 20367840.

The previous prime is 52277711. The next prime is 52277767. The reversal of 52277764 is 46777225.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (52277767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84559 + ... + 85174.

It is an arithmetic number, because the mean of its divisors is an integer number (4752552).

Almost surely, 2^52277764 is an apocalyptic number.

It is an amenable number.

52277764 is an abundant number, since it is smaller than the sum of its proper divisors (61783484).

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

52277764 is a wasteful number, since it uses less digits than its factorization.

52277764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169755 (or 169753 counting only the distinct ones).

The product of its digits is 164640, while the sum is 40.

The square root of 52277764 is about 7230.3363683856. The cubic root of 52277764 is about 373.9145238237.

The spelling of 52277764 in words is "fifty-two million, two hundred seventy-seven thousand, seven hundred sixty-four".