75912442 has 8 divisors (see below), whose sum is σ = 114974496. Its totient is φ = 37587612.

The previous prime is 75912439. The next prime is 75912449. The reversal of 75912442 is 24421957.

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

It is a junction number, because it is equal to n+sod(n) for n = 75912398 and 75912407.

It is not an unprimeable number, because it can be changed into a prime (75912449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184048 + ... + 184459.

It is an arithmetic number, because the mean of its divisors is an integer number (14371812).

Almost surely, 2^75912442 is an apocalyptic number.

75912442 is a deficient number, since it is larger than the sum of its proper divisors (39062054).

75912442 is a wasteful number, since it uses less digits than its factorization.

75912442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368612.

The product of its digits is 20160, while the sum is 34.

The square root of 75912442 is about 8712.7746441647. The cubic root of 75912442 is about 423.4196291446.

The spelling of 75912442 in words is "seventy-five million, nine hundred twelve thousand, four hundred forty-two".