340222132 has 24 divisors (see below), whose sum is σ = 637007840. Its totient is φ = 158513760.

The previous prime is 340222087. The next prime is 340222133. The reversal of 340222132 is 231222043.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340222133) 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, 32058 + ... + 41329.

Almost surely, 2^340222132 is an apocalyptic number.

It is an amenable number.

340222132 is a deficient number, since it is larger than the sum of its proper divisors (296785708).

340222132 is a wasteful number, since it uses less digits than its factorization.

340222132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73471 (or 73469 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 340222132 is about 18445.1113306480. Note that the first 3 decimals coincide. The cubic root of 340222132 is about 698.1051693869.

Adding to 340222132 its reverse (231222043), we get a palindrome (571444175).

The spelling of 340222132 in words is "three hundred forty million, two hundred twenty-two thousand, one hundred thirty-two".