10249902 has 80 divisors (see below), whose sum is σ = 25694592. Its totient is φ = 3032640.

The previous prime is 10249879. The next prime is 10249937. The reversal of 10249902 is 20994201.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 65208 + ... + 65364.

Almost surely, 2^10249902 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10249902, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12847296).

10249902 is an abundant number, since it is smaller than the sum of its proper divisors (15444690).

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

10249902 is a wasteful number, since it uses less digits than its factorization.

10249902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215 (or 206 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 10249902 is about 3201.5468136512. The cubic root of 10249902 is about 217.2233819949.

The spelling of 10249902 in words is "ten million, two hundred forty-nine thousand, nine hundred two".