75894121 has 8 divisors (see below), whose sum is σ = 76970880. Its totient is φ = 74821392.

The previous prime is 75894109. The next prime is 75894163. The reversal of 75894121 is 12149857.

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

It is a cyclic number.

It is not a de Polignac number, because 75894121 - 2¹⁷ = 75763049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (75894821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68256 + ... + 69358.

It is an arithmetic number, because the mean of its divisors is an integer number (9621360).

Almost surely, 2^75894121 is an apocalyptic number.

It is an amenable number.

75894121 is a deficient number, since it is larger than the sum of its proper divisors (1076759).

75894121 is a wasteful number, since it uses less digits than its factorization.

75894121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2015.

The product of its digits is 20160, while the sum is 37.

The square root of 75894121 is about 8711.7231934905. The cubic root of 75894121 is about 423.3855631647.

The spelling of 75894121 in words is "seventy-five million, eight hundred ninety-four thousand, one hundred twenty-one".