1242552334 has 8 divisors (see below), whose sum is σ = 1865491560. Its totient is φ = 620721816.

The previous prime is 1242552317. The next prime is 1242552341. The reversal of 1242552334 is 4332552421.

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

It is a junction number, because it is equal to n+sod(n) for n = 1242552296 and 1242552305.

It is a congruent number.

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, 274369 + ... + 278860.

It is an arithmetic number, because the mean of its divisors is an integer number (233186445).

Almost surely, 2^1242552334 is an apocalyptic number.

1242552334 is a deficient number, since it is larger than the sum of its proper divisors (622939226).

1242552334 is a wasteful number, since it uses less digits than its factorization.

1242552334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554354.

The product of its digits is 28800, while the sum is 31.

The square root of 1242552334 is about 35249.8558011235. The cubic root of 1242552334 is about 1075.0736806177.

The spelling of 1242552334 in words is "one billion, two hundred forty-two million, five hundred fifty-two thousand, three hundred thirty-four".