52385506 has 4 divisors (see below), whose sum is σ = 78578262. Its totient is φ = 26192752.

The previous prime is 52385503. The next prime is 52385507. The reversal of 52385506 is 60558325.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 51251281 + 1134225 = 7159^2 + 1065^2 .

It is not an unprimeable number, because it can be changed into a prime (52385503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13096375 + ... + 13096378.

Almost surely, 2^52385506 is an apocalyptic number.

52385506 is a deficient number, since it is larger than the sum of its proper divisors (26192756).

52385506 is a wasteful number, since it uses less digits than its factorization.

52385506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26192755.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 52385506 is about 7237.7832241647. The cubic root of 52385506 is about 374.1712209427.

The spelling of 52385506 in words is "fifty-two million, three hundred eighty-five thousand, five hundred six".