42449598 has 12 divisors (see below), whose sum is σ = 91974168. Its totient is φ = 14149860.

The previous prime is 42449597. The next prime is 42449599. The reversal of 42449598 is 89594424.

It is an interprime number because it is at equal distance from previous prime (42449597) and next prime (42449599).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42449597) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1179138 + ... + 1179173.

It is an arithmetic number, because the mean of its divisors is an integer number (7664514).

Almost surely, 2^42449598 is an apocalyptic number.

42449598 is an abundant number, since it is smaller than the sum of its proper divisors (49524570).

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

42449598 is a wasteful number, since it uses less digits than its factorization.

42449598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2358319 (or 2358316 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 42449598 is about 6515.3356014867. The cubic root of 42449598 is about 348.8385939027.

The spelling of 42449598 in words is "forty-two million, four hundred forty-nine thousand, five hundred ninety-eight".