340529980 has 24 divisors (see below), whose sum is σ = 817272288. Its totient is φ = 116753088.

The previous prime is 340529971. The next prime is 340530013. The reversal of 340529980 is 89925043.

It is a happy number.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 1216039 + ... + 1216318.

It is an arithmetic number, because the mean of its divisors is an integer number (34053012).

Almost surely, 2^340529980 is an apocalyptic number.

It is an amenable number.

340529980 is an abundant number, since it is smaller than the sum of its proper divisors (476742308).

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

340529980 is a wasteful number, since it uses less digits than its factorization.

340529980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2432373 (or 2432371 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 340529980 is about 18453.4544191596. The cubic root of 340529980 is about 698.3156647001.

The spelling of 340529980 in words is "three hundred forty million, five hundred twenty-nine thousand, nine hundred eighty".