340342632 has 72 divisors (see below), whose sum is σ = 1072264050. Its totient is φ = 97239744.

The previous prime is 340342631. The next prime is 340342633. The reversal of 340342632 is 236243043.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (340342631) and next prime (340342633).

It can be written as a sum of positive squares in only one way, i.e., 321628356 + 18714276 = 17934^2 + 4326^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a junction number, because it is equal to n+sod(n) for n = 340342596 and 340342605.

It is not an unprimeable number, because it can be changed into a prime (340342631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 44707 + ... + 51762.

Almost surely, 2^340342632 is an apocalyptic number.

It is an amenable number.

340342632 is an abundant number, since it is smaller than the sum of its proper divisors (731921418).

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

340342632 is a wasteful number, since it uses less digits than its factorization.

340342632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96495 (or 96481 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

The square root of 340342632 is about 18448.3774896331. The cubic root of 340342632 is about 698.1875780405.

Adding to 340342632 its reverse (236243043), we get a palindrome (576585675).

The spelling of 340342632 in words is "three hundred forty million, three hundred forty-two thousand, six hundred thirty-two".