98922487 has 2 divisors, whose sum is σ = 98922488. Its totient is φ = 98922486.

The previous prime is 98922479. The next prime is 98922557. The reversal of 98922487 is 78422989.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98922487 - 2³ = 98922479 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98922487.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98922427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49461243 + 49461244.

It is an arithmetic number, because the mean of its divisors is an integer number (49461244).

Almost surely, 2^98922487 is an apocalyptic number.

98922487 is a deficient number, since it is larger than the sum of its proper divisors (1).

98922487 is an equidigital number, since it uses as much as digits as its factorization.

98922487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 49.

The square root of 98922487 is about 9945.9784335177. The cubic root of 98922487 is about 462.4857353282.

The spelling of 98922487 in words is "ninety-eight million, nine hundred twenty-two thousand, four hundred eighty-seven".