75775042 has 16 divisors (see below), whose sum is σ = 131241600. Its totient is φ = 32139648.

The previous prime is 75775039. The next prime is 75775061. The reversal of 75775042 is 24057757.

It is a junction number, because it is equal to n+sod(n) for n = 75774992 and 75775010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26542 + ... + 29257.

It is an arithmetic number, because the mean of its divisors is an integer number (8202600).

Almost surely, 2^75775042 is an apocalyptic number.

75775042 is a deficient number, since it is larger than the sum of its proper divisors (55466558).

75775042 is a wasteful number, since it uses less digits than its factorization.

75775042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55905.

The product of its (nonzero) digits is 68600, while the sum is 37.

The square root of 75775042 is about 8704.8860991974. The cubic root of 75775042 is about 423.1640145132.

The spelling of 75775042 in words is "seventy-five million, seven hundred seventy-five thousand, forty-two".