52615150 has 24 divisors (see below), whose sum is σ = 111845520. Its totient is φ = 18039360.

The previous prime is 52615141. The next prime is 52615151. The reversal of 52615150 is 5151625.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52615151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74815 + ... + 75514.

It is an arithmetic number, because the mean of its divisors is an integer number (4660230).

Almost surely, 2^52615150 is an apocalyptic number.

52615150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52615150 is an abundant number, since it is smaller than the sum of its proper divisors (59230370).

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

52615150 is a wasteful number, since it uses less digits than its factorization.

52615150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150348 (or 150343 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 52615150 is about 7253.6301256681. The cubic root of 52615150 is about 374.7171793462.

Adding to 52615150 its reverse (5151625), we get a palindrome (57766775).

The spelling of 52615150 in words is "fifty-two million, six hundred fifteen thousand, one hundred fifty".