52273779 has 16 divisors (see below), whose sum is σ = 73012992. Its totient is φ = 33203808.

The previous prime is 52273777. The next prime is 52273789. The reversal of 52273779 is 97737225.

It is not a de Polignac number, because 52273779 - 2¹ = 52273777 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52273779.

It is not an unprimeable number, because it can be changed into a prime (52273777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18189 + ... + 20865.

It is an arithmetic number, because the mean of its divisors is an integer number (4563312).

Almost surely, 2^52273779 is an apocalyptic number.

52273779 is a deficient number, since it is larger than the sum of its proper divisors (20739213).

52273779 is a wasteful number, since it uses less digits than its factorization.

52273779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2986.

The product of its digits is 185220, while the sum is 42.

The square root of 52273779 is about 7230.0607881262. The cubic root of 52273779 is about 373.9050227336.

The spelling of 52273779 in words is "fifty-two million, two hundred seventy-three thousand, seven hundred seventy-nine".