84468907 has 2 divisors, whose sum is σ = 84468908. Its totient is φ = 84468906.

The previous prime is 84468887. The next prime is 84468911. The reversal of 84468907 is 70986448.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84468907 - 2²³ = 76080299 is a prime.

It is not a weakly prime, because it can be changed into another prime (84468607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42234453 + 42234454.

It is an arithmetic number, because the mean of its divisors is an integer number (42234454).

Almost surely, 2^84468907 is an apocalyptic number.

84468907 is a deficient number, since it is larger than the sum of its proper divisors (1).

84468907 is an equidigital number, since it uses as much as digits as its factorization.

84468907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 387072, while the sum is 46.

The square root of 84468907 is about 9190.6967635757. The cubic root of 84468907 is about 438.7653178744.

It can be divided in two parts, 844 and 68907, that added together give a triangular number (69751 = T₃₇₃).

The spelling of 84468907 in words is "eighty-four million, four hundred sixty-eight thousand, nine hundred seven".