10002501 has 8 divisors (see below), whose sum is σ = 14818560. Its totient is φ = 6668316.

The previous prime is 10002481. The next prime is 10002521. The reversal of 10002501 is 10520001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10002481) and next prime (10002521).

It is not a de Polignac number, because 10002501 - 2⁶ = 10002437 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10002521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185205 + ... + 185258.

It is an arithmetic number, because the mean of its divisors is an integer number (1852320).

Almost surely, 2^10002501 is an apocalyptic number.

It is an amenable number.

10002501 is a deficient number, since it is larger than the sum of its proper divisors (4816059).

10002501 is an equidigital number, since it uses as much as digits as its factorization.

10002501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370472 (or 370466 counting only the distinct ones).

The product of its (nonzero) digits is 10, while the sum is 9.

The square root of 10002501 is about 3162.6730782678. The cubic root of 10002501 is about 215.4614283099.

Adding to 10002501 its reverse (10520001), we get a palindrome (20522502).

The spelling of 10002501 in words is "ten million, two thousand, five hundred one".