341985820 has 48 divisors (see below), whose sum is σ = 804652128. Its totient is φ = 120994560.

The previous prime is 341985779. The next prime is 341985823. The reversal of 341985820 is 28589143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (341985823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12867 + ... + 29146.

It is an arithmetic number, because the mean of its divisors is an integer number (16763586).

Almost surely, 2^341985820 is an apocalyptic number.

It is an amenable number.

341985820 is an abundant number, since it is smaller than the sum of its proper divisors (462666308).

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

341985820 is a wasteful number, since it uses less digits than its factorization.

341985820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42070 (or 42068 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 341985820 is about 18492.8586216409. The cubic root of 341985820 is about 699.3094005315.

The spelling of 341985820 in words is "three hundred forty-one million, nine hundred eighty-five thousand, eight hundred twenty".