42583398 has 64 divisors (see below), whose sum is σ = 103348224. Its totient is φ = 11520000.

The previous prime is 42583381. The next prime is 42583421. The reversal of 42583398 is 89338524.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25798 + ... + 27398.

It is an arithmetic number, because the mean of its divisors is an integer number (1614816).

Almost surely, 2^42583398 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42583398, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51674112).

42583398 is an abundant number, since it is smaller than the sum of its proper divisors (60764826).

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

42583398 is a wasteful number, since it uses less digits than its factorization.

42583398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1661.

The product of its digits is 207360, while the sum is 42.

The square root of 42583398 is about 6525.5956050004. The cubic root of 42583398 is about 349.2047194784.

The spelling of 42583398 in words is "forty-two million, five hundred eighty-three thousand, three hundred ninety-eight".