346056240 has 80 divisors (see below), whose sum is σ = 1091001600. Its totient is φ = 90713856.

The previous prime is 346056211. The next prime is 346056241. The reversal of 346056240 is 42650643.

It is a tau number, because it is divible by the number of its divisors (80).

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

It is a junction number, because it is equal to n+sod(n) for n = 346056198 and 346056207.

It is not an unprimeable number, because it can be changed into a prime (346056241) 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, 1941 + ... + 26379.

It is an arithmetic number, because the mean of its divisors is an integer number (13637520).

Almost surely, 2^346056240 is an apocalyptic number.

346056240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 346056240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (545500800).

346056240 is an abundant number, since it is smaller than the sum of its proper divisors (744945360).

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

346056240 is a wasteful number, since it uses less digits than its factorization.

346056240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24514 (or 24508 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 346056240 is about 18602.5869168780. The cubic root of 346056240 is about 702.0729301428.

The spelling of 346056240 in words is "three hundred forty-six million, fifty-six thousand, two hundred forty".