103997250 has 256 divisors, whose sum is σ = 345047040. Its totient is φ = 22680000.

The previous prime is 103997213. The next prime is 103997261. The reversal of 103997250 is 52799301.

103997250 is a `hidden beast` number, since 10 + 399 + 7 + 250 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1464715 + ... + 1464785.

It is an arithmetic number, because the mean of its divisors is an integer number (1347840).

Almost surely, 2^103997250 is an apocalyptic number.

103997250 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 103997250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172523520).

103997250 is an abundant number, since it is smaller than the sum of its proper divisors (241049790).

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

103997250 is a wasteful number, since it uses less digits than its factorization.

103997250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135 (or 119 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 36.

The square root of 103997250 is about 10197.9041964513. The cubic root of 103997250 is about 470.2627925266.

It can be divided in two parts, 1039 and 97250, that added together give a palindrome (98289).

The spelling of 103997250 in words is "one hundred three million, nine hundred ninety-seven thousand, two hundred fifty".