342403214 has 16 divisors (see below), whose sum is σ = 523923552. Its totient is φ = 167769888.

The previous prime is 342403213. The next prime is 342403247. The reversal of 342403214 is 412304243.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 342403214.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342403211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127247 + ... + 129909.

It is an arithmetic number, because the mean of its divisors is an integer number (32745222).

Almost surely, 2^342403214 is an apocalyptic number.

342403214 is a deficient number, since it is larger than the sum of its proper divisors (181520338).

342403214 is a wasteful number, since it uses less digits than its factorization.

342403214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3931.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 342403214 is about 18504.1404555845. The cubic root of 342403214 is about 699.5937874482.

Adding to 342403214 its reverse (412304243), we get a palindrome (754707457).

The spelling of 342403214 in words is "three hundred forty-two million, four hundred three thousand, two hundred fourteen".