354005340 has 96 divisors (see below), whose sum is σ = 1123691520. Its totient is φ = 82550016.

The previous prime is 354005317. The next prime is 354005341. The reversal of 354005340 is 43500453.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 354005340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354005341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2877 + ... + 26763.

It is an arithmetic number, because the mean of its divisors is an integer number (11705120).

Almost surely, 2^354005340 is an apocalyptic number.

354005340 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 354005340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (561845760).

354005340 is an abundant number, since it is smaller than the sum of its proper divisors (769686180).

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

354005340 is a wasteful number, since it uses less digits than its factorization.

354005340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23931 (or 23929 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 354005340 is about 18815.0296305905. The cubic root of 354005340 is about 707.4079524978.

Adding to 354005340 its reverse (43500453), we get a palindrome (397505793).

The spelling of 354005340 in words is "three hundred fifty-four million, five thousand, three hundred forty".