42582458 has 8 divisors (see below), whose sum is σ = 67235520. Its totient is φ = 20170620.

The previous prime is 42582457. The next prime is 42582473. The reversal of 42582458 is 85428524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 1120591 = 42582458 / (4 + 2 + 5 + 8 + 2 + 4 + 5 + 8).

It is not an unprimeable number, because it can be changed into a prime (42582457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 560258 + ... + 560333.

It is an arithmetic number, because the mean of its divisors is an integer number (8404440).

Almost surely, 2^42582458 is an apocalyptic number.

42582458 is a deficient number, since it is larger than the sum of its proper divisors (24653062).

42582458 is a wasteful number, since it uses less digits than its factorization.

42582458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120612.

The product of its digits is 102400, while the sum is 38.

The square root of 42582458 is about 6525.5235805259. The cubic root of 42582458 is about 349.2021499727.

The spelling of 42582458 in words is "forty-two million, five hundred eighty-two thousand, four hundred fifty-eight".