87976727 has 2 divisors, whose sum is σ = 87976728. Its totient is φ = 87976726.

The previous prime is 87976711. The next prime is 87976741. The reversal of 87976727 is 72767978.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 87976727 - 2⁴ = 87976711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87976747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43988363 + 43988364.

It is an arithmetic number, because the mean of its divisors is an integer number (43988364).

Almost surely, 2^87976727 is an apocalyptic number.

87976727 is a deficient number, since it is larger than the sum of its proper divisors (1).

87976727 is an equidigital number, since it uses as much as digits as its factorization.

87976727 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2074464, while the sum is 53.

The square root of 87976727 is about 9379.5909825536. The cubic root of 87976727 is about 444.7568035289.

The spelling of 87976727 in words is "eighty-seven million, nine hundred seventy-six thousand, seven hundred twenty-seven".