75827475 has 24 divisors (see below), whose sum is σ = 139299120. Its totient is φ = 40440960.

The previous prime is 75827473. The next prime is 75827483. The reversal of 75827475 is 57472857.

It is not a de Polignac number, because 75827475 - 2¹ = 75827473 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 75827475.

It is not an unprimeable number, because it can be changed into a prime (75827473) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55494 + ... + 56843.

It is an arithmetic number, because the mean of its divisors is an integer number (5804130).

Almost surely, 2^75827475 is an apocalyptic number.

75827475 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

75827475 is a deficient number, since it is larger than the sum of its proper divisors (63471645).

75827475 is a wasteful number, since it uses less digits than its factorization.

75827475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112356 (or 112345 counting only the distinct ones).

The product of its digits is 548800, while the sum is 45.

The square root of 75827475 is about 8707.8972777589. The cubic root of 75827475 is about 423.2615956451.

The spelling of 75827475 in words is "seventy-five million, eight hundred twenty-seven thousand, four hundred seventy-five".