52097250 has 32 divisors (see below), whose sum is σ = 130036608. Its totient is φ = 13892400.

The previous prime is 52097249. The next prime is 52097263. The reversal of 52097250 is 5279025.

It is a happy number.

52097250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33982 + ... + 35481.

It is an arithmetic number, because the mean of its divisors is an integer number (4063644).

Almost surely, 2^52097250 is an apocalyptic number.

52097250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52097250 is an abundant number, since it is smaller than the sum of its proper divisors (77939358).

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

52097250 is a wasteful number, since it uses less digits than its factorization.

52097250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69483 (or 69473 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 52097250 is about 7217.8424754216. The cubic root of 52097250 is about 373.4836545662.

The spelling of 52097250 in words is "fifty-two million, ninety-seven thousand, two hundred fifty".