52607818 has 4 divisors (see below), whose sum is σ = 78911730. Its totient is φ = 26303908.

The previous prime is 52607813. The next prime is 52607851. The reversal of 52607818 is 81870625.

52607818 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 52085089 + 522729 = 7217^2 + 723^2 .

It is a super-2 number, since 2×52607818² = 5535165029442248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52607813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13151953 + ... + 13151956.

Almost surely, 2^52607818 is an apocalyptic number.

52607818 is a deficient number, since it is larger than the sum of its proper divisors (26303912).

52607818 is a wasteful number, since it uses less digits than its factorization.

52607818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26303911.

The product of its (nonzero) digits is 26880, while the sum is 37.

The square root of 52607818 is about 7253.1247059457. The cubic root of 52607818 is about 374.6997727374.

The spelling of 52607818 in words is "fifty-two million, six hundred seven thousand, eight hundred eighteen".