2502730 has 16 divisors (see below), whose sum is σ = 4548960. Its totient is φ = 991312.

The previous prime is 2502719. The next prime is 2502733. The reversal of 2502730 is 372052.

2502730 = 174² + 175² + ... + 233².

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2502698 and 2502707.

It is not an unprimeable number, because it can be changed into a prime (2502733) 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, 100 + ... + 2239.

It is an arithmetic number, because the mean of its divisors is an integer number (284310).

2^2502730 is an apocalyptic number.

2502730 is a deficient number, since it is larger than the sum of its proper divisors (2046230).

2502730 is a wasteful number, since it uses less digits than its factorization.

2502730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2453.

The product of its (nonzero) digits is 420, while the sum is 19.

The square root of 2502730 is about 1582.0018963326. The cubic root of 2502730 is about 135.7702652588.

Adding to 2502730 its reverse (372052), we get a palindrome (2874782).

The spelling of 2502730 in words is "two million, five hundred two thousand, seven hundred thirty".