52645942 has 8 divisors (see below), whose sum is σ = 82402416. Its totient is φ = 25178472.

The previous prime is 52645937. The next prime is 52645963. The reversal of 52645942 is 24954625.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 572193 + ... + 572284.

It is an arithmetic number, because the mean of its divisors is an integer number (10300302).

Almost surely, 2^52645942 is an apocalyptic number.

52645942 is a deficient number, since it is larger than the sum of its proper divisors (29756474).

52645942 is a wasteful number, since it uses less digits than its factorization.

52645942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144502.

The product of its digits is 86400, while the sum is 37.

The square root of 52645942 is about 7255.7523386621. The cubic root of 52645942 is about 374.7902637541.

The spelling of 52645942 in words is "fifty-two million, six hundred forty-five thousand, nine hundred forty-two".