342229987 has 12 divisors (see below), whose sum is σ = 388308928. Its totient is φ = 301078800.

The previous prime is 342229933. The next prime is 342230017. The reversal of 342229987 is 789922243.

It is not a de Polignac number, because 342229987 - 2¹¹ = 342227939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342229487) 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 11 ways as a sum of consecutive naturals, for example, 41868 + ... + 49369.

Almost surely, 2^342229987 is an apocalyptic number.

342229987 is a deficient number, since it is larger than the sum of its proper divisors (46078941).

342229987 is a wasteful number, since it uses less digits than its factorization.

342229987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91290 (or 91279 counting only the distinct ones).

The product of its digits is 435456, while the sum is 46.

The square root of 342229987 is about 18499.4591002007. The cubic root of 342229987 is about 699.4757891635.

The spelling of 342229987 in words is "three hundred forty-two million, two hundred twenty-nine thousand, nine hundred eighty-seven".