75049406 has 8 divisors (see below), whose sum is σ = 112740984. Its totient is φ = 37469080.

The previous prime is 75049399. The next prime is 75049409. The reversal of 75049406 is 60494057.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75049409) 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, 26105 + ... + 28836.

It is an arithmetic number, because the mean of its divisors is an integer number (14092623).

Almost surely, 2^75049406 is an apocalyptic number.

75049406 is a deficient number, since it is larger than the sum of its proper divisors (37691578).

75049406 is a wasteful number, since it uses less digits than its factorization.

75049406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55626.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 75049406 is about 8663.1060249774. The cubic root of 75049406 is about 421.8089137342.

The spelling of 75049406 in words is "seventy-five million, forty-nine thousand, four hundred six".