42673455 has 24 divisors (see below), whose sum is σ = 80692560. Its totient is φ = 20689920.

The previous prime is 42673447. The next prime is 42673457. The reversal of 42673455 is 55437624.

42673455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42673455 - 2³ = 42673447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42673457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42610 + ... + 43599.

It is an arithmetic number, because the mean of its divisors is an integer number (3362190).

Almost surely, 2^42673455 is an apocalyptic number.

42673455 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

42673455 is a deficient number, since it is larger than the sum of its proper divisors (38019105).

42673455 is a wasteful number, since it uses less digits than its factorization.

42673455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86231 (or 86228 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 42673455 is about 6532.4922502824. The cubic root of 42673455 is about 349.4507166474.

The spelling of 42673455 in words is "forty-two million, six hundred seventy-three thousand, four hundred fifty-five".