354640120 has 16 divisors (see below), whose sum is σ = 797940360. Its totient is φ = 141856032.

The previous prime is 354640103. The next prime is 354640123. The reversal of 354640120 is 21046453.

It is a super-2 number, since 2×354640120² = 251539229427228800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354640123) 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 3 ways as a sum of consecutive naturals, for example, 4432962 + ... + 4433041.

Almost surely, 2^354640120 is an apocalyptic number.

It is an amenable number.

354640120 is an abundant number, since it is smaller than the sum of its proper divisors (443300240).

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

354640120 is a wasteful number, since it uses less digits than its factorization.

354640120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8866014 (or 8866010 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 354640120 is about 18831.8910362183. The cubic root of 354640120 is about 707.8305264297.

Adding to 354640120 its reverse (21046453), we get a palindrome (375686573).

The spelling of 354640120 in words is "three hundred fifty-four million, six hundred forty thousand, one hundred twenty".