1249536682 has 16 divisors (see below), whose sum is σ = 1898294400. Its totient is φ = 616793760.

The previous prime is 1249536679. The next prime is 1249536727. The reversal of 1249536682 is 2866359421.

It is a super-2 number, since 2×1249536682² = 3122683839327138248, 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, 117919 + ... + 128077.

It is an arithmetic number, because the mean of its divisors is an integer number (118643400).

Almost surely, 2^1249536682 is an apocalyptic number.

1249536682 is a deficient number, since it is larger than the sum of its proper divisors (648757718).

1249536682 is a wasteful number, since it uses less digits than its factorization.

1249536682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10941.

The product of its digits is 622080, while the sum is 46.

The square root of 1249536682 is about 35348.7861460616. The cubic root of 1249536682 is about 1077.0842367860.

The spelling of 1249536682 in words is "one billion, two hundred forty-nine million, five hundred thirty-six thousand, six hundred eighty-two".