8139652 has 6 divisors (see below), whose sum is σ = 14244398. Its totient is φ = 4069824.

The previous prime is 8139641. The next prime is 8139661. The reversal of 8139652 is 2569318.

8139652 is nontrivially palindromic in base 13.

It can be written as a sum of positive squares in only one way, i.e., 7322436 + 817216 = 2706^2 + 904^2 .

It is a super-2 number, since 2×8139652² = 132507869362208, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1017453 + ... + 1017460.

Almost surely, 2^8139652 is an apocalyptic number.

It is an amenable number.

8139652 is a deficient number, since it is larger than the sum of its proper divisors (6104746).

8139652 is a wasteful number, since it uses less digits than its factorization.

8139652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2034917 (or 2034915 counting only the distinct ones).

The product of its digits is 12960, while the sum is 34.

The square root of 8139652 is about 2853.0075359171. The cubic root of 8139652 is about 201.1570598207.

The spelling of 8139652 in words is "eight million, one hundred thirty-nine thousand, six hundred fifty-two".