13475250 has 96 divisors (see below), whose sum is σ = 37453104. Its totient is φ = 3494400.

The previous prime is 13475249. The next prime is 13475251. The reversal of 13475250 is 5257431.

13475250 = 478² + 479² + ... + 530².

It is a happy number.

13475250 is a `hidden beast` number, since 134 + 7 + 525 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (13475249) and next prime (13475251).

It can be written as a sum of positive squares in 8 ways, for example, as 13689 + 13461561 = 117^2 + 3669^2 .

It is not an unprimeable number, because it can be changed into a prime (13475251) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 119194 + ... + 119306.

Almost surely, 2^13475250 is an apocalyptic number.

13475250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13475250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18726552).

13475250 is an abundant number, since it is smaller than the sum of its proper divisors (23977854).

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

13475250 is a wasteful number, since it uses less digits than its factorization.

13475250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189 (or 176 counting only the distinct ones).

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

The square root of 13475250 is about 3670.8650206729. The cubic root of 13475250 is about 237.9645570176.

The spelling of 13475250 in words is "thirteen million, four hundred seventy-five thousand, two hundred fifty".