75798438 has 8 divisors (see below), whose sum is σ = 151596888. Its totient is φ = 25266144.

The previous prime is 75798413. The next prime is 75798439. The reversal of 75798438 is 83489757.

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

75798438 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75798439) 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, 6316531 + ... + 6316542.

It is an arithmetic number, because the mean of its divisors is an integer number (18949611).

Almost surely, 2^75798438 is an apocalyptic number.

75798438 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.

75798438 is a wasteful number, since it uses less digits than its factorization.

75798438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12633078.

The product of its digits is 1693440, while the sum is 51.

The square root of 75798438 is about 8706.2298384548. The cubic root of 75798438 is about 423.2075615100.

The spelling of 75798438 in words is "seventy-five million, seven hundred ninety-eight thousand, four hundred thirty-eight".