42373408 has 96 divisors (see below), whose sum is σ = 107775360. Its totient is φ = 15912960.

The previous prime is 42373403. The next prime is 42373421. The reversal of 42373408 is 80437324.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 42373408.

It is not an unprimeable number, because it can be changed into a prime (42373403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71160 + ... + 71752.

It is an arithmetic number, because the mean of its divisors is an integer number (1122660).

Almost surely, 2^42373408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42373408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53887680).

42373408 is an abundant number, since it is smaller than the sum of its proper divisors (65401952).

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

42373408 is a wasteful number, since it uses less digits than its factorization.

42373408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650 (or 642 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 42373408 is about 6509.4860012139. The cubic root of 42373408 is about 348.6297664097.

The spelling of 42373408 in words is "forty-two million, three hundred seventy-three thousand, four hundred eight".