3502272401 has 4 divisors (see below), whose sum is σ = 3502832100. Its totient is φ = 3501712704.

The previous prime is 3502272379. The next prime is 3502272421. The reversal of 3502272401 is 1042722053.

It is a Cunningham number, because it is equal to 59180²+1.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1042722053 = 53 ⋅19674001.

It can be written as a sum of positive squares in 2 ways, for example, as 2672890000 + 829382401 = 51700^2 + 28799^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3502272401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3502272421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 270356 + ... + 283013.

It is an arithmetic number, because the mean of its divisors is an integer number (875708025).

Almost surely, 2^3502272401 is an apocalyptic number.

It is an amenable number.

3502272401 is a deficient number, since it is larger than the sum of its proper divisors (559699).

3502272401 is an equidigital number, since it uses as much as digits as its factorization.

3502272401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559698.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 3502272401 is about 59180.0000084488. Note that the first 5 decimals coincide. The cubic root of 3502272401 is about 1518.6230028420.

Adding to 3502272401 its reverse (1042722053), we get a palindrome (4544994454).

The spelling of 3502272401 in words is "three billion, five hundred two million, two hundred seventy-two thousand, four hundred one".