42598844 has 6 divisors (see below), whose sum is σ = 74547984. Its totient is φ = 21299420.

The previous prime is 42598823. The next prime is 42598849. The reversal of 42598844 is 44889524.

It is a junction number, because it is equal to n+sod(n) for n = 42598795 and 42598804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42598849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5324852 + ... + 5324859.

It is an arithmetic number, because the mean of its divisors is an integer number (12424664).

Almost surely, 2^42598844 is an apocalyptic number.

It is an amenable number.

42598844 is a deficient number, since it is larger than the sum of its proper divisors (31949140).

42598844 is a wasteful number, since it uses less digits than its factorization.

42598844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10649715 (or 10649713 counting only the distinct ones).

The product of its digits is 368640, while the sum is 44.

The square root of 42598844 is about 6526.7789912023. The cubic root of 42598844 is about 349.2469359629.

The spelling of 42598844 in words is "forty-two million, five hundred ninety-eight thousand, eight hundred forty-four".