52136350 has 24 divisors (see below), whose sum is σ = 110827728. Its totient is φ = 17875200.

The previous prime is 52136341. The next prime is 52136363. The reversal of 52136350 is 5363125.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74131 + ... + 74830.

It is an arithmetic number, because the mean of its divisors is an integer number (4617822).

Almost surely, 2^52136350 is an apocalyptic number.

52136350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52136350 is an abundant number, since it is smaller than the sum of its proper divisors (58691378).

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

52136350 is a wasteful number, since it uses less digits than its factorization.

52136350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148980 (or 148975 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 52136350 is about 7220.5505330272. The cubic root of 52136350 is about 373.5770667846.

Adding to 52136350 its reverse (5363125), we get a palindrome (57499475).

The spelling of 52136350 in words is "fifty-two million, one hundred thirty-six thousand, three hundred fifty".