27098473 has 2 divisors, whose sum is σ = 27098474. Its totient is φ = 27098472.

The previous prime is 27098443. The next prime is 27098479. The reversal of 27098473 is 37489072.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17413929 + 9684544 = 4173^2 + 3112^2 .

It is a cyclic number.

It is not a de Polignac number, because 27098473 - 2¹⁷ = 26967401 is a prime.

It is equal to p_1688854 and since 27098473 and 1688854 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (27098479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13549236 + 13549237.

It is an arithmetic number, because the mean of its divisors is an integer number (13549237).

Almost surely, 2^27098473 is an apocalyptic number.

It is an amenable number.

27098473 is a deficient number, since it is larger than the sum of its proper divisors (1).

27098473 is an equidigital number, since it uses as much as digits as its factorization.

27098473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 27098473 is about 5205.6193675681. The cubic root of 27098473 is about 300.3642723214.

The spelling of 27098473 in words is "twenty-seven million, ninety-eight thousand, four hundred seventy-three".