87206023 has 2 divisors, whose sum is σ = 87206024. Its totient is φ = 87206022.

The previous prime is 87205999. The next prime is 87206047. The reversal of 87206023 is 32060278.

It is a balanced prime because it is at equal distance from previous prime (87205999) and next prime (87206047).

It is a cyclic number.

It is not a de Polignac number, because 87206023 - 2²¹ = 85108871 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 87205982 and 87206000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87206423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43603011 + 43603012.

It is an arithmetic number, because the mean of its divisors is an integer number (43603012).

Almost surely, 2^87206023 is an apocalyptic number.

87206023 is a deficient number, since it is larger than the sum of its proper divisors (1).

87206023 is an equidigital number, since it uses as much as digits as its factorization.

87206023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 87206023 is about 9338.4165145918. The cubic root of 87206023 is about 443.4542556811.

The spelling of 87206023 in words is "eighty-seven million, two hundred six thousand, twenty-three".