52550412 has 24 divisors (see below), whose sum is σ = 123403056. Its totient is φ = 17404608.

The previous prime is 52550411. The next prime is 52550413. The reversal of 52550412 is 21405525.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (52550411) and next prime (52550413).

It is not an unprimeable number, because it can be changed into a prime (52550411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12063 + ... + 15830.

It is an arithmetic number, because the mean of its divisors is an integer number (5141794).

Almost surely, 2^52550412 is an apocalyptic number.

It is an amenable number.

52550412 is an abundant number, since it is smaller than the sum of its proper divisors (70852644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52550412 is a wasteful number, since it uses less digits than its factorization.

52550412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28057 (or 28055 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 52550412 is about 7249.1662968924. The cubic root of 52550412 is about 374.5634315073.

Adding to 52550412 its reverse (21405525), we get a palindrome (73955937).

The spelling of 52550412 in words is "fifty-two million, five hundred fifty thousand, four hundred twelve".