342222405 has 32 divisors (see below), whose sum is σ = 652990464. Its totient is φ = 149641536.

The previous prime is 342222401. The next prime is 342222407. The reversal of 342222405 is 504222243.

It is a happy number.

It is not a de Polignac number, because 342222405 - 2² = 342222401 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342222401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68439 + ... + 73268.

It is an arithmetic number, because the mean of its divisors is an integer number (20405952).

Almost surely, 2^342222405 is an apocalyptic number.

342222405 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

342222405 is a deficient number, since it is larger than the sum of its proper divisors (310768059).

342222405 is a wasteful number, since it uses less digits than its factorization.

342222405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141745.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 342222405 is about 18499.2541741552. The cubic root of 342222405 is about 699.4706235684.

Adding to 342222405 its reverse (504222243), we get a palindrome (846444648).

The spelling of 342222405 in words is "three hundred forty-two million, two hundred twenty-two thousand, four hundred five".