2402501 has 2 divisors, whose sum is σ = 2402502. Its totient is φ = 2402500.

The previous prime is 2402497. The next prime is 2402509. The reversal of 2402501 is 1052042.

It is a Cunningham number, because it is equal to 1550²+1.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2402500 + 1 = 1550^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 2402501 - 2² = 2402497 is a prime.

It is a super-2 number, since 2×2402501² = 11544022110002, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2402509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1201250 + 1201251.

It is an arithmetic number, because the mean of its divisors is an integer number (1201251).

2^2402501 is an apocalyptic number.

It is an amenable number.

2402501 is a deficient number, since it is larger than the sum of its proper divisors (1).

2402501 is an equidigital number, since it uses as much as digits as its factorization.

2402501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 2402501 is about 1550.0003225806. Note that the first 3 decimals coincide. The cubic root of 2402501 is about 133.9330808657.

Adding to 2402501 its reverse (1052042), we get a palindrome (3454543).

The spelling of 2402501 in words is "two million, four hundred two thousand, five hundred one".