212500342 has 16 divisors (see below), whose sum is σ = 332670240. Its totient is φ = 101675392.

The previous prime is 212500339. The next prime is 212500363. The reversal of 212500342 is 243005212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9658 + ... + 22765.

It is an arithmetic number, because the mean of its divisors is an integer number (20791890).

Almost surely, 2^212500342 is an apocalyptic number.

212500342 is a deficient number, since it is larger than the sum of its proper divisors (120169898).

212500342 is a wasteful number, since it uses less digits than its factorization.

212500342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32567.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 212500342 is about 14577.3914676118. The cubic root of 212500342 is about 596.7419160978.

Adding to 212500342 its reverse (243005212), we get a palindrome (455505554).

The spelling of 212500342 in words is "two hundred twelve million, five hundred thousand, three hundred forty-two".