84002887 has 2 divisors, whose sum is σ = 84002888. Its totient is φ = 84002886.

The previous prime is 84002881. The next prime is 84002903. The reversal of 84002887 is 78820048.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84002887 - 2⁷ = 84002759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84002881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42001443 + 42001444.

It is an arithmetic number, because the mean of its divisors is an integer number (42001444).

Almost surely, 2^84002887 is an apocalyptic number.

84002887 is a deficient number, since it is larger than the sum of its proper divisors (1).

84002887 is an equidigital number, since it uses as much as digits as its factorization.

84002887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28672, while the sum is 37.

The square root of 84002887 is about 9165.3088873207. The cubic root of 84002887 is about 437.9569312614.

The spelling of 84002887 in words is "eighty-four million, two thousand, eight hundred eighty-seven".