52617878 has 16 divisors (see below), whose sum is σ = 83742720. Its totient is φ = 24725736.

The previous prime is 52617857. The next prime is 52617899. The reversal of 52617878 is 87871625.

It is an interprime number because it is at equal distance from previous prime (52617857) and next prime (52617899).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 626 + ... + 10277.

It is an arithmetic number, because the mean of its divisors is an integer number (5233920).

Almost surely, 2^52617878 is an apocalyptic number.

52617878 is a deficient number, since it is larger than the sum of its proper divisors (31124842).

52617878 is a wasteful number, since it uses less digits than its factorization.

52617878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11051.

The product of its digits is 188160, while the sum is 44.

The square root of 52617878 is about 7253.8181670069. The cubic root of 52617878 is about 374.7236553694.

The spelling of 52617878 in words is "fifty-two million, six hundred seventeen thousand, eight hundred seventy-eight".