12702530 has 16 divisors (see below), whose sum is σ = 23207040. Its totient is φ = 5004912.

The previous prime is 12702517. The next prime is 12702577. The reversal of 12702530 is 3520721.

12702530 = 70² + 71² + ... + 337².

It is a super-2 number, since 2×12702530² = 322708536801800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8810 + ... + 10149.

It is an arithmetic number, because the mean of its divisors is an integer number (1450440).

Almost surely, 2^12702530 is an apocalyptic number.

12702530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12702530 is a deficient number, since it is larger than the sum of its proper divisors (10504510).

12702530 is a wasteful number, since it uses less digits than its factorization.

12702530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19033.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 12702530 is about 3564.0608861241. The cubic root of 12702530 is about 233.3261471710.

The spelling of 12702530 in words is "twelve million, seven hundred two thousand, five hundred thirty".