10251330 has 64 divisors (see below), whose sum is σ = 26127360. Its totient is φ = 2568896.

The previous prime is 10251229. The next prime is 10251337. The reversal of 10251330 is 3315201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (10251337) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57181 + ... + 57359.

It is an arithmetic number, because the mean of its divisors is an integer number (408240).

Almost surely, 2^10251330 is an apocalyptic number.

10251330 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 10251330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13063680).

10251330 is an abundant number, since it is smaller than the sum of its proper divisors (15876030).

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

10251330 is a wasteful number, since it uses less digits than its factorization.

10251330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 10251330 is about 3201.7698230822. The cubic root of 10251330 is about 217.2334692648.

Adding to 10251330 its reverse (3315201), we get a palindrome (13566531).

The spelling of 10251330 in words is "ten million, two hundred fifty-one thousand, three hundred thirty".