455985847 has 4 divisors (see below), whose sum is σ = 456042136. Its totient is φ = 455929560.

The previous prime is 455985839. The next prime is 455985877. The reversal of 455985847 is 748589554.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 455985847 - 2³ = 455985839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455985877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13428 + ... + 33049.

It is an arithmetic number, because the mean of its divisors is an integer number (114010534).

Almost surely, 2^455985847 is an apocalyptic number.

455985847 is a deficient number, since it is larger than the sum of its proper divisors (56289).

455985847 is an equidigital number, since it uses as much as digits as its factorization.

455985847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56288.

The product of its digits is 8064000, while the sum is 55.

The square root of 455985847 is about 21353.8251140165. The cubic root of 455985847 is about 769.6922630390.

The spelling of 455985847 in words is "four hundred fifty-five million, nine hundred eighty-five thousand, eight hundred forty-seven".