42738594 has 8 divisors (see below), whose sum is σ = 85477200. Its totient is φ = 14246196.

The previous prime is 42738593. The next prime is 42738599. The reversal of 42738594 is 49583724.

It is a sphenic number, since it is the product of 3 distinct primes.

42738594 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (42738593) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3561544 + ... + 3561555.

It is an arithmetic number, because the mean of its divisors is an integer number (10684650).

Almost surely, 2^42738594 is an apocalyptic number.

42738594 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

42738594 is a wasteful number, since it uses less digits than its factorization.

42738594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7123104.

The product of its digits is 241920, while the sum is 42.

The square root of 42738594 is about 6537.4761185032. The cubic root of 42738594 is about 349.6284328873.

The spelling of 42738594 in words is "forty-two million, seven hundred thirty-eight thousand, five hundred ninety-four".