98404087 has 2 divisors, whose sum is σ = 98404088. Its totient is φ = 98404086.

The previous prime is 98404063. The next prime is 98404099. The reversal of 98404087 is 78040489.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98404087 - 2¹⁹ = 97879799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98404027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49202043 + 49202044.

It is an arithmetic number, because the mean of its divisors is an integer number (49202044).

Almost surely, 2^98404087 is an apocalyptic number.

98404087 is a deficient number, since it is larger than the sum of its proper divisors (1).

98404087 is an equidigital number, since it uses as much as digits as its factorization.

98404087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 98404087 is about 9919.8834166536. The cubic root of 98404087 is about 461.6764396152.

The spelling of 98404087 in words is "ninety-eight million, four hundred four thousand, eighty-seven".