1249842352 has 20 divisors (see below), whose sum is σ = 2641712616. Its totient is φ = 568110080.

The previous prime is 1249842337. The next prime is 1249842361. The reversal of 1249842352 is 2532489421.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3550513 + ... + 3550864.

Almost surely, 2^1249842352 is an apocalyptic number.

It is an amenable number.

1249842352 is an abundant number, since it is smaller than the sum of its proper divisors (1391870264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1249842352 is a wasteful number, since it uses less digits than its factorization.

1249842352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7101396 (or 7101390 counting only the distinct ones).

The product of its digits is 138240, while the sum is 40.

The square root of 1249842352 is about 35353.1095096315. The cubic root of 1249842352 is about 1077.1720574694.

The spelling of 1249842352 in words is "one billion, two hundred forty-nine million, eight hundred forty-two thousand, three hundred fifty-two".