350033640 has 96 divisors (see below), whose sum is σ = 1154291040. Its totient is φ = 84853120.

The previous prime is 350033623. The next prime is 350033647. The reversal of 350033640 is 46330053.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 350033640.

It is not an unprimeable number, because it can be changed into a prime (350033647) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2467 + ... + 26573.

It is an arithmetic number, because the mean of its divisors is an integer number (12023865).

Almost surely, 2^350033640 is an apocalyptic number.

350033640 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 350033640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (577145520).

350033640 is an abundant number, since it is smaller than the sum of its proper divisors (804257400).

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

350033640 is a wasteful number, since it uses less digits than its factorization.

350033640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24143 (or 24128 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 350033640 is about 18709.1859790852. The cubic root of 350033640 is about 704.7524506860.

Adding to 350033640 its reverse (46330053), we get a palindrome (396363693).

The spelling of 350033640 in words is "three hundred fifty million, thirty-three thousand, six hundred forty".