340055220 has 48 divisors (see below), whose sum is σ = 953301888. Its totient is φ = 90572160.

The previous prime is 340055159. The next prime is 340055239. The reversal of 340055220 is 22550043.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55090 + ... + 60950.

It is an arithmetic number, because the mean of its divisors is an integer number (19860456).

Almost surely, 2^340055220 is an apocalyptic number.

340055220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

340055220 is an abundant number, since it is smaller than the sum of its proper divisors (613246668).

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

340055220 is a wasteful number, since it uses less digits than its factorization.

340055220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6840 (or 6838 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 340055220 is about 18440.5862162785. The cubic root of 340055220 is about 697.9909879160.

The spelling of 340055220 in words is "three hundred forty million, fifty-five thousand, two hundred twenty".