42548100 has 72 divisors (see below), whose sum is σ = 140699328. Its totient is φ = 9724800.

The previous prime is 42548083. The next prime is 42548101. The reversal of 42548100 is 184524.

It is a super-2 number, since 2×42548100² = 3620681627220000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42548101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8031 + ... + 12230.

Almost surely, 2^42548100 is an apocalyptic number.

It is an amenable number.

42548100 is an abundant number, since it is smaller than the sum of its proper divisors (98151228).

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

42548100 is a wasteful number, since it uses less digits than its factorization.

42548100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20285 (or 20278 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 42548100 is about 6522.8904635905. The cubic root of 42548100 is about 349.1082058438.

The spelling of 42548100 in words is "forty-two million, five hundred forty-eight thousand, one hundred".