52243894 has 4 divisors (see below), whose sum is σ = 78365844. Its totient is φ = 26121946.

The previous prime is 52243847. The next prime is 52243921. The reversal of 52243894 is 49834225.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13060972 + ... + 13060975.

It is an arithmetic number, because the mean of its divisors is an integer number (19591461).

Almost surely, 2^52243894 is an apocalyptic number.

52243894 is a deficient number, since it is larger than the sum of its proper divisors (26121950).

52243894 is a wasteful number, since it uses less digits than its factorization.

52243894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26121949.

The product of its digits is 69120, while the sum is 37.

The square root of 52243894 is about 7227.9937742087. The cubic root of 52243894 is about 373.8337551247.

The spelling of 52243894 in words is "fifty-two million, two hundred forty-three thousand, eight hundred ninety-four".