288941413 has 4 divisors (see below), whose sum is σ = 298904940. Its totient is φ = 278977888.

The previous prime is 288941377. The next prime is 288941447. The reversal of 288941413 is 314149882.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 149866564 + 139074849 = 12242^2 + 11793^2 .

It is a cyclic number.

It is not a de Polignac number, because 288941413 - 2¹⁷ = 288810341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (288941713) 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, 4981720 + ... + 4981777.

It is an arithmetic number, because the mean of its divisors is an integer number (74726235).

Almost surely, 2^288941413 is an apocalyptic number.

It is an amenable number.

288941413 is a deficient number, since it is larger than the sum of its proper divisors (9963527).

288941413 is an equidigital number, since it uses as much as digits as its factorization.

288941413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9963526.

The product of its digits is 55296, while the sum is 40.

The square root of 288941413 is about 16998.2767656019. The cubic root of 288941413 is about 661.1042220898.

The spelling of 288941413 in words is "two hundred eighty-eight million, nine hundred forty-one thousand, four hundred thirteen".