1242552333 has 8 divisors (see below), whose sum is σ = 1807348896. Its totient is φ = 753062000.

The previous prime is 1242552317. The next prime is 1242552341. The reversal of 1242552333 is 3332552421.

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

It is a cyclic number.

It is not a de Polignac number, because 1242552333 - 2⁴ = 1242552317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1242552333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1242552313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18826518 + ... + 18826583.

It is an arithmetic number, because the mean of its divisors is an integer number (225918612).

Almost surely, 2^1242552333 is an apocalyptic number.

It is an amenable number.

1242552333 is a deficient number, since it is larger than the sum of its proper divisors (564796563).

1242552333 is a wasteful number, since it uses less digits than its factorization.

1242552333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37653115.

The product of its digits is 21600, while the sum is 30.

The square root of 1242552333 is about 35249.8557869390. The cubic root of 1242552333 is about 1075.0736803293.

The spelling of 1242552333 in words is "one billion, two hundred forty-two million, five hundred fifty-two thousand, three hundred thirty-three".