340513632 has 60 divisors (see below), whose sum is σ = 1001448756. Its totient is φ = 113503680.

The previous prime is 340513619. The next prime is 340513633. The reversal of 340513632 is 236315043.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 340513596 and 340513605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340513633) 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 9 ways as a sum of consecutive naturals, for example, 63094 + ... + 68277.

Almost surely, 2^340513632 is an apocalyptic number.

340513632 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

340513632 is an abundant number, since it is smaller than the sum of its proper divisors (660935124).

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

340513632 is a wasteful number, since it uses less digits than its factorization.

340513632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131393 (or 131376 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 340513632 is about 18453.0114615474. The cubic root of 340513632 is about 698.3044897200.

Adding to 340513632 its reverse (236315043), we get a palindrome (576828675).

The spelling of 340513632 in words is "three hundred forty million, five hundred thirteen thousand, six hundred thirty-two".