52391932 has 24 divisors (see below), whose sum is σ = 94882032. Its totient is φ = 25296000.

The previous prime is 52391921. The next prime is 52391939. The reversal of 52391932 is 23919325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52391939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14983 + ... + 18145.

It is an arithmetic number, because the mean of its divisors is an integer number (3953418).

Almost surely, 2^52391932 is an apocalyptic number.

It is an amenable number.

52391932 is a deficient number, since it is larger than the sum of its proper divisors (42490100).

52391932 is a wasteful number, since it uses less digits than its factorization.

52391932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3309 (or 3307 counting only the distinct ones).

The product of its digits is 14580, while the sum is 34.

The square root of 52391932 is about 7238.2271310038. The cubic root of 52391932 is about 374.1865198688.

The spelling of 52391932 in words is "fifty-two million, three hundred ninety-one thousand, nine hundred thirty-two".