2404442393 has 2 divisors, whose sum is σ = 2404442394. Its totient is φ = 2404442392.

The previous prime is 2404442389. The next prime is 2404442431. The reversal of 2404442393 is 3932444042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2403646729 + 795664 = 49027^2 + 892^2 .

It is a cyclic number.

It is not a de Polignac number, because 2404442393 - 2² = 2404442389 is a prime.

It is not a weakly prime, because it can be changed into another prime (2404442323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1202221196 + 1202221197.

It is an arithmetic number, because the mean of its divisors is an integer number (1202221197).

Almost surely, 2^2404442393 is an apocalyptic number.

It is an amenable number.

2404442393 is a deficient number, since it is larger than the sum of its proper divisors (1).

2404442393 is an equidigital number, since it uses as much as digits as its factorization.

2404442393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 35.

The square root of 2404442393 is about 49035.1138777101. The cubic root of 2404442393 is about 1339.6914699566.

The spelling of 2404442393 in words is "two billion, four hundred four million, four hundred forty-two thousand, three hundred ninety-three".