1242434350 has 12 divisors (see below), whose sum is σ = 2310927984. Its totient is φ = 496973720.

The previous prime is 1242434329. The next prime is 1242434351. The reversal of 1242434350 is 534342421.

It is a happy number.

It is a super-2 number, since 2×1242434350² = 3087286228119845000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1242434351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12424294 + ... + 12424393.

It is an arithmetic number, because the mean of its divisors is an integer number (192577332).

Almost surely, 2^1242434350 is an apocalyptic number.

1242434350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1242434350 is a deficient number, since it is larger than the sum of its proper divisors (1068493634).

1242434350 is a wasteful number, since it uses less digits than its factorization.

1242434350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24848699 (or 24848694 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 1242434350 is about 35248.1822226338. The cubic root of 1242434350 is about 1075.0396524043.

Adding to 1242434350 its reverse (534342421), we get a palindrome (1776776771).

The spelling of 1242434350 in words is "one billion, two hundred forty-two million, four hundred thirty-four thousand, three hundred fifty".