346002240 has 112 divisors (see below), whose sum is σ = 1102400640. Its totient is φ = 91944960.

The previous prime is 346002233. The next prime is 346002247. The reversal of 346002240 is 42200643.

It is an interprime number because it is at equal distance from previous prime (346002233) and next prime (346002247).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346002247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 421030 + ... + 421850.

Almost surely, 2^346002240 is an apocalyptic number.

346002240 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 346002240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (551200320).

346002240 is an abundant number, since it is smaller than the sum of its proper divisors (756398400).

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

346002240 is a wasteful number, since it uses less digits than its factorization.

346002240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280 (or 1270 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 346002240 is about 18601.1354492138. The cubic root of 346002240 is about 702.0364101536.

Adding to 346002240 its reverse (42200643), we get a palindrome (388202883).

The spelling of 346002240 in words is "three hundred forty-six million, two thousand, two hundred forty".