42447654 has 12 divisors (see below), whose sum is σ = 91969956. Its totient is φ = 14149212.

The previous prime is 42447641. The next prime is 42447679. The reversal of 42447654 is 45674424.

42447654 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 9.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 1179084 + ... + 1179119.

It is an arithmetic number, because the mean of its divisors is an integer number (7664163).

Almost surely, 2^42447654 is an apocalyptic number.

42447654 is an abundant number, since it is smaller than the sum of its proper divisors (49522302).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42447654 is a wasteful number, since it uses less digits than its factorization.

42447654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2358211 (or 2358208 counting only the distinct ones).

The product of its digits is 107520, while the sum is 36.

The square root of 42447654 is about 6515.1864132962. The cubic root of 42447654 is about 348.8332687437.

The spelling of 42447654 in words is "forty-two million, four hundred forty-seven thousand, six hundred fifty-four".