3520401323 has 8 divisors (see below), whose sum is σ = 3634824576. Its totient is φ = 3406032000.

The previous prime is 3520401299. The next prime is 3520401337. The reversal of 3520401323 is 3231040253.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-3520401323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3520401343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151373 + ... + 173073.

It is an arithmetic number, because the mean of its divisors is an integer number (454353072).

Almost surely, 2^3520401323 is an apocalyptic number.

3520401323 is a deficient number, since it is larger than the sum of its proper divisors (114423253).

3520401323 is a wasteful number, since it uses less digits than its factorization.

3520401323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26965.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 3520401323 is about 59332.9699492618. The cubic root of 3520401323 is about 1521.2387931792.

Adding to 3520401323 its reverse (3231040253), we get a palindrome (6751441576).

The spelling of 3520401323 in words is "three billion, five hundred twenty million, four hundred one thousand, three hundred twenty-three".