2406604987 has 2 divisors, whose sum is σ = 2406604988. Its totient is φ = 2406604986.

The previous prime is 2406604979. The next prime is 2406604997. The reversal of 2406604987 is 7894066042.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2406604987 - 2³ = 2406604979 is a prime.

It is not a weakly prime, because it can be changed into another prime (2406604997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1203302493 + 1203302494.

It is an arithmetic number, because the mean of its divisors is an integer number (1203302494).

Almost surely, 2^2406604987 is an apocalyptic number.

2406604987 is a deficient number, since it is larger than the sum of its proper divisors (1).

2406604987 is an equidigital number, since it uses as much as digits as its factorization.

2406604987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 46.

The square root of 2406604987 is about 49057.1604049806. The cubic root of 2406604987 is about 1340.0929962562.

The spelling of 2406604987 in words is "two billion, four hundred six million, six hundred four thousand, nine hundred eighty-seven".