53417250 has 48 divisors (see below), whose sum is σ = 144446328. Its totient is φ = 14244000.

The previous prime is 53417249. The next prime is 53417251. The reversal of 53417250 is 5271435.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (53417249) and next prime (53417251).

It can be written as a sum of positive squares in 4 ways, for example, as 34468641 + 18948609 = 5871^2 + 4353^2 .

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53417251) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9621 + ... + 14120.

Almost surely, 2^53417250 is an apocalyptic number.

53417250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53417250 is an abundant number, since it is smaller than the sum of its proper divisors (91029078).

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

53417250 is a wasteful number, since it uses less digits than its factorization.

53417250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23764 (or 23751 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 53417250 is about 7308.7105565893. The cubic root of 53417250 is about 376.6117296162.

Adding to 53417250 its reverse (5271435), we get a palindrome (58688685).

The spelling of 53417250 in words is "fifty-three million, four hundred seventeen thousand, two hundred fifty".