99962587 has 2 divisors, whose sum is σ = 99962588. Its totient is φ = 99962586.

The previous prime is 99962557. The next prime is 99962647. The reversal of 99962587 is 78526999.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99962587 is a prime.

It is not a weakly prime, because it can be changed into another prime (99962537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49981293 + 49981294.

It is an arithmetic number, because the mean of its divisors is an integer number (49981294).

Almost surely, 2^99962587 is an apocalyptic number.

99962587 is a deficient number, since it is larger than the sum of its proper divisors (1).

99962587 is an equidigital number, since it uses as much as digits as its factorization.

99962587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2449440, while the sum is 55.

The square root of 99962587 is about 9998.1291750007. The cubic root of 99962587 is about 464.1009908866.

The spelling of 99962587 in words is "ninety-nine million, nine hundred sixty-two thousand, five hundred eighty-seven".