61250 has 30 divisors (see below), whose sum is σ = 133551. Its totient is φ = 21000.
The previous prime is 61231. The next prime is 61253. The reversal of 61250 is 5216.
It can be written as a sum of positive squares in 3 ways, for example, as 14161 + 47089 = 119^2 + 217^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=175.
It is a hoax number, since the sum of its digits (14) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is an alternating number because its digits alternate between even and odd.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (61253) by changing a digit.
61250 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 8747 + ... + 8753.
261250 is an apocalyptic number.
61250 is an abundant number, since it is smaller than the sum of its proper divisors (72301).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61250 is an equidigital number, since it uses as much as digits as its factorization.
61250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36 (or 14 counting only the distinct ones).
The product of its (nonzero) digits is 60, while the sum is 14.
The square root of 61250 is about 247.4873734153. The cubic root of 61250 is about 39.4186758155.
Adding to 61250 its reverse (5216), we get a palindrome (66466).
The spelling of 61250 in words is "sixty-one thousand, two hundred fifty".
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