42920548 has 24 divisors (see below), whose sum is σ = 82272960. Its totient is φ = 19429920.

The previous prime is 42920543. The next prime is 42920557. The reversal of 42920548 is 84502924.

42920548 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (42920543) 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 7 ways as a sum of consecutive naturals, for example, 9718 + ... + 13426.

It is an arithmetic number, because the mean of its divisors is an integer number (3428040).

Almost surely, 2^42920548 is an apocalyptic number.

It is an amenable number.

42920548 is a deficient number, since it is larger than the sum of its proper divisors (39352412).

42920548 is a wasteful number, since it uses less digits than its factorization.

42920548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3987 (or 3985 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 42920548 is about 6551.3775650622. The cubic root of 42920548 is about 350.1238962729.

The spelling of 42920548 in words is "forty-two million, nine hundred twenty thousand, five hundred forty-eight".