42754338 has 64 divisors (see below), whose sum is σ = 104509440. Its totient is φ = 12848400.

The previous prime is 42754333. The next prime is 42754343. The reversal of 42754338 is 83345724.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (42754333) and next prime (42754343).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42754333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98983 + ... + 99413.

It is an arithmetic number, because the mean of its divisors is an integer number (1632960).

Almost surely, 2^42754338 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42754338, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52254720).

42754338 is an abundant number, since it is smaller than the sum of its proper divisors (61755102).

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

42754338 is a wasteful number, since it uses less digits than its factorization.

42754338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620 (or 614 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 42754338 is about 6538.6801420470. The cubic root of 42754338 is about 349.6713595394.

The spelling of 42754338 in words is "forty-two million, seven hundred fifty-four thousand, three hundred thirty-eight".