42598374 has 64 divisors (see below), whose sum is σ = 106659840. Its totient is φ = 11041920.

The previous prime is 42598343. The next prime is 42598393. The reversal of 42598374 is 47389524.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32667 + ... + 33945.

It is an arithmetic number, because the mean of its divisors is an integer number (1666560).

Almost surely, 2^42598374 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42598374, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53329920).

42598374 is an abundant number, since it is smaller than the sum of its proper divisors (64061466).

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

42598374 is a wasteful number, since it uses less digits than its factorization.

42598374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1365.

The product of its digits is 241920, while the sum is 42.

The square root of 42598374 is about 6526.7429855940. The cubic root of 42598374 is about 349.2456515253.

The spelling of 42598374 in words is "forty-two million, five hundred ninety-eight thousand, three hundred seventy-four".