340402332 has 24 divisors (see below), whose sum is σ = 794665872. Its totient is φ = 113411200.

The previous prime is 340402327. The next prime is 340402333. The reversal of 340402332 is 233204043.

It is a junction number, because it is equal to n+sod(n) for n = 340402299 and 340402308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340402333) 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, 23482 + ... + 35102.

It is an arithmetic number, because the mean of its divisors is an integer number (33111078).

Almost surely, 2^340402332 is an apocalyptic number.

It is an amenable number.

340402332 is an abundant number, since it is smaller than the sum of its proper divisors (454263540).

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

340402332 is a wasteful number, since it uses less digits than its factorization.

340402332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14069 (or 14067 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 340402332 is about 18449.9954471539. The cubic root of 340402332 is about 698.2283990226.

Adding to 340402332 its reverse (233204043), we get a palindrome (573606375).

The spelling of 340402332 in words is "three hundred forty million, four hundred two thousand, three hundred thirty-two".