28460923 has 2 divisors, whose sum is σ = 28460924. Its totient is φ = 28460922.

The previous prime is 28460911. The next prime is 28461047. The reversal of 28460923 is 32906482.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28460923 - 2¹³ = 28452731 is a prime.

It is not a weakly prime, because it can be changed into another prime (28460903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14230461 + 14230462.

It is an arithmetic number, because the mean of its divisors is an integer number (14230462).

Almost surely, 2^28460923 is an apocalyptic number.

28460923 is a deficient number, since it is larger than the sum of its proper divisors (1).

28460923 is an equidigital number, since it uses as much as digits as its factorization.

28460923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 28460923 is about 5334.8779742371. The cubic root of 28460923 is about 305.3160675843.

The spelling of 28460923 in words is "twenty-eight million, four hundred sixty thousand, nine hundred twenty-three".