342229986 has 96 divisors (see below), whose sum is σ = 889349760. Its totient is φ = 93042432.

The previous prime is 342229933. The next prime is 342230017. The reversal of 342229986 is 689922243.

342229986 is a `hidden beast` number, since 342 + 229 + 9 + 86 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 266101 + ... + 267383.

It is an arithmetic number, because the mean of its divisors is an integer number (9264060).

Almost surely, 2^342229986 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342229986, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (444674880).

342229986 is an abundant number, since it is smaller than the sum of its proper divisors (547119774).

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

342229986 is a wasteful number, since it uses less digits than its factorization.

342229986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1400 (or 1397 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 342229986 is about 18499.4590731729. The cubic root of 342229986 is about 699.4757884822.

The spelling of 342229986 in words is "three hundred forty-two million, two hundred twenty-nine thousand, nine hundred eighty-six".