42573280 has 24 divisors (see below), whose sum is σ = 100579752. Its totient is φ = 17029248.

The previous prime is 42573277. The next prime is 42573317. The reversal of 42573280 is 8237524.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132882 + ... + 133201.

It is an arithmetic number, because the mean of its divisors is an integer number (4190823).

Almost surely, 2^42573280 is an apocalyptic number.

42573280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42573280 is an abundant number, since it is smaller than the sum of its proper divisors (58006472).

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

42573280 is a wasteful number, since it uses less digits than its factorization.

42573280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266098 (or 266090 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 42573280 is about 6524.8203040390. The cubic root of 42573280 is about 349.1770597692.

The spelling of 42573280 in words is "forty-two million, five hundred seventy-three thousand, two hundred eighty".