42558360 has 64 divisors (see below), whose sum is σ = 137501280. Its totient is φ = 10475520.

The previous prime is 42558353. The next prime is 42558371. The reversal of 42558360 is 6385524.

It is a super-2 number, since 2×42558360² = 3622428011779200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 12081 + ... + 15200.

Almost surely, 2^42558360 is an apocalyptic number.

42558360 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42558360 is an abundant number, since it is smaller than the sum of its proper divisors (94942920).

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

42558360 is a wasteful number, since it uses less digits than its factorization.

42558360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27308 (or 27304 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 42558360 is about 6523.6768773446. The cubic root of 42558360 is about 349.1362647725.

It can be divided in two parts, 42558 and 360, that multiplied together give a triangular number (15320880 = T₅₅₃₅).

The spelling of 42558360 in words is "forty-two million, five hundred fifty-eight thousand, three hundred sixty".