344359020 has 48 divisors (see below), whose sum is σ = 982406880. Its totient is φ = 90095616.

The previous prime is 344359019. The next prime is 344359027. The reversal of 344359020 is 20953443.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (344359027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50965 + ... + 57324.

It is an arithmetic number, because the mean of its divisors is an integer number (20466810).

Almost surely, 2^344359020 is an apocalyptic number.

344359020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

344359020 is an abundant number, since it is smaller than the sum of its proper divisors (638047860).

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

344359020 is a wasteful number, since it uses less digits than its factorization.

344359020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108354 (or 108352 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 344359020 is about 18556.9129975866. The cubic root of 344359020 is about 700.9232850726.

The spelling of 344359020 in words is "three hundred forty-four million, three hundred fifty-nine thousand, twenty".