52243678 has 4 divisors (see below), whose sum is σ = 78365520. Its totient is φ = 26121838.

The previous prime is 52243663. The next prime is 52243679. The reversal of 52243678 is 87634225.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52243679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13060918 + ... + 13060921.

It is an arithmetic number, because the mean of its divisors is an integer number (19591380).

Almost surely, 2^52243678 is an apocalyptic number.

52243678 is a deficient number, since it is larger than the sum of its proper divisors (26121842).

52243678 is a wasteful number, since it uses less digits than its factorization.

52243678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26121841.

The product of its digits is 80640, while the sum is 37.

The square root of 52243678 is about 7227.9788322878. The cubic root of 52243678 is about 373.8332399245.

The spelling of 52243678 in words is "fifty-two million, two hundred forty-three thousand, six hundred seventy-eight".