13252658 has 4 divisors (see below), whose sum is σ = 19878990. Its totient is φ = 6626328.

The previous prime is 13252627. The next prime is 13252661. The reversal of 13252658 is 85625231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12623809 + 628849 = 3553^2 + 793^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3313163 + ... + 3313166.

Almost surely, 2^13252658 is an apocalyptic number.

13252658 is a deficient number, since it is larger than the sum of its proper divisors (6626332).

13252658 is an equidigital number, since it uses as much as digits as its factorization.

13252658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6626331.

The product of its digits is 14400, while the sum is 32.

The square root of 13252658 is about 3640.4200307107. The cubic root of 13252658 is about 236.6469965358.

Adding to 13252658 its reverse (85625231), we get a palindrome (98877889).

It can be divided in two parts, 132 and 52658, that multiplied together give a triangular number (6950856 = T₃₇₂₈).

The spelling of 13252658 in words is "thirteen million, two hundred fifty-two thousand, six hundred fifty-eight".