42798392 has 32 divisors (see below), whose sum is σ = 98767200. Its totient is φ = 16930944.

The previous prime is 42798391. The next prime is 42798397. The reversal of 42798392 is 29389724.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42798391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28667 + ... + 30122.

It is an arithmetic number, because the mean of its divisors is an integer number (3086475).

Almost surely, 2^42798392 is an apocalyptic number.

It is an amenable number.

42798392 is an abundant number, since it is smaller than the sum of its proper divisors (55968808).

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

42798392 is a wasteful number, since it uses less digits than its factorization.

42798392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58815 (or 58811 counting only the distinct ones).

The product of its digits is 217728, while the sum is 44.

The square root of 42798392 is about 6542.0479973782. The cubic root of 42798392 is about 349.7914185784.

The spelling of 42798392 in words is "forty-two million, seven hundred ninety-eight thousand, three hundred ninety-two".