1242662352 has 40 divisors (see below), whose sum is σ = 3231489600. Its totient is φ = 411475200.

The previous prime is 1242662341. The next prime is 1242662357. The reversal of 1242662352 is 2532662421.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1242662357) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 78477 + ... + 92972.

It is an arithmetic number, because the mean of its divisors is an integer number (80787240).

Almost surely, 2^1242662352 is an apocalyptic number.

1242662352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1242662352 is an abundant number, since it is smaller than the sum of its proper divisors (1988827248).

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

1242662352 is a wasteful number, since it uses less digits than its factorization.

1242662352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171611 (or 171605 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 1242662352 is about 35251.4163119725. The cubic root of 1242662352 is about 1075.1054093861.

The spelling of 1242662352 in words is "one billion, two hundred forty-two million, six hundred sixty-two thousand, three hundred fifty-two".