52261777 has 4 divisors (see below), whose sum is σ = 52301376. Its totient is φ = 52222180.

The previous prime is 52261771. The next prime is 52261789. The reversal of 52261777 is 77716225.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52261777 - 2¹⁹ = 51737489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52261771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17749 + ... + 20482.

It is an arithmetic number, because the mean of its divisors is an integer number (13075344).

Almost surely, 2^52261777 is an apocalyptic number.

It is an amenable number.

52261777 is a deficient number, since it is larger than the sum of its proper divisors (39599).

52261777 is a wasteful number, since it uses less digits than its factorization.

52261777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39598.

The product of its digits is 41160, while the sum is 37.

The square root of 52261777 is about 7229.2307336258. The cubic root of 52261777 is about 373.8764044877.

The spelling of 52261777 in words is "fifty-two million, two hundred sixty-one thousand, seven hundred seventy-seven".