75526413 has 8 divisors (see below), whose sum is σ = 101258976. Its totient is φ = 50072400.

The previous prime is 75526403. The next prime is 75526417. The reversal of 75526413 is 31462557.

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

It is not a de Polignac number, because 75526413 - 2⁴ = 75526397 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75526417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69003 + ... + 70088.

It is an arithmetic number, because the mean of its divisors is an integer number (12657372).

Almost surely, 2^75526413 is an apocalyptic number.

It is an amenable number.

75526413 is a deficient number, since it is larger than the sum of its proper divisors (25732563).

75526413 is a wasteful number, since it uses less digits than its factorization.

75526413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139275.

The product of its digits is 25200, while the sum is 33.

The square root of 75526413 is about 8690.5933629413. The cubic root of 75526413 is about 422.7006863781.

The spelling of 75526413 in words is "seventy-five million, five hundred twenty-six thousand, four hundred thirteen".