1002497 has 6 divisors (see below), whose sum is σ = 1058418. Its totient is φ = 949392.

The previous prime is 1002493. The next prime is 1002503. The reversal of 1002497 is 7942001.

It can be written as a sum of positive squares in only one way, i.e., 698896 + 303601 = 836^2 + 551^2 .

It is not a de Polignac number, because 1002497 - 2² = 1002493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002493) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1028 + ... + 1749.

It is an arithmetic number, because the mean of its divisors is an integer number (176403).

It is a Proth number, since it is equal to 979 ⋅ 2¹⁰ + 1 and 979 < 2¹⁰.

2^1002497 is an apocalyptic number.

It is an amenable number.

1002497 is a deficient number, since it is larger than the sum of its proper divisors (55921).

1002497 is an equidigital number, since it uses as much as digits as its factorization.

1002497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2815 (or 2796 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 1002497 is about 1001.2477215954. The cubic root of 1002497 is about 100.0831641514.

Adding to 1002497 its product of nonzero digits (504), we get a palindrome (1003001).

Adding to 1002497 its reverse (7942001), we get a palindrome (8944498).

The spelling of 1002497 in words is "one million, two thousand, four hundred ninety-seven".