455878547 has 4 divisors (see below), whose sum is σ = 456067296. Its totient is φ = 455689800.

The previous prime is 455878541. The next prime is 455878583. The reversal of 455878547 is 745878554.

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 455878547 - 2⁴ = 455878531 is a prime.

It is a super-2 number, since 2×455878547² = 415650499229662418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (455878541) 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, 90704 + ... + 95597.

It is an arithmetic number, because the mean of its divisors is an integer number (114016824).

Almost surely, 2^455878547 is an apocalyptic number.

455878547 is a deficient number, since it is larger than the sum of its proper divisors (188749).

455878547 is a wasteful number, since it uses less digits than its factorization.

455878547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188748.

The product of its digits is 6272000, while the sum is 53.

The square root of 455878547 is about 21351.3125357670. The cubic root of 455878547 is about 769.6318850987.

The spelling of 455878547 in words is "four hundred fifty-five million, eight hundred seventy-eight thousand, five hundred forty-seven".