343630350 has 480 divisors, whose sum is σ = 1244491776. Its totient is φ = 68428800.

The previous prime is 343630303. The next prime is 343630403. The reversal of 343630350 is 53036343.

It is a super-2 number, since 2×343630350² = 236163634882245000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 11084835 + ... + 11084865.

Almost surely, 2^343630350 is an apocalyptic number.

343630350 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 343630350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (622245888).

343630350 is an abundant number, since it is smaller than the sum of its proper divisors (900861426).

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

343630350 is a wasteful number, since it uses less digits than its factorization.

343630350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 27.

The square root of 343630350 is about 18537.2692163652. The cubic root of 343630350 is about 700.4285471094.

Adding to 343630350 its reverse (53036343), we get a palindrome (396666693).

The spelling of 343630350 in words is "three hundred forty-three million, six hundred thirty thousand, three hundred fifty".