1252240382 has 8 divisors (see below), whose sum is σ = 1960028496. Its totient is φ = 598897552.

The previous prime is 1252240373. The next prime is 1252240421. The reversal of 1252240382 is 2830422521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13611263 + ... + 13611354.

It is an arithmetic number, because the mean of its divisors is an integer number (245003562).

Almost surely, 2^1252240382 is an apocalyptic number.

1252240382 is a deficient number, since it is larger than the sum of its proper divisors (707788114).

1252240382 is a wasteful number, since it uses less digits than its factorization.

1252240382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27222642.

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 1252240382 is about 35387.0086613718. The cubic root of 1252240382 is about 1077.8605284684.

The spelling of 1252240382 in words is "one billion, two hundred fifty-two million, two hundred forty thousand, three hundred eighty-two".