75768475 has 6 divisors (see below), whose sum is σ = 93952940. Its totient is φ = 60614760.

The previous prime is 75768467. The next prime is 75768479. The reversal of 75768475 is 57486757.

It is a happy number.

It is not a de Polignac number, because 75768475 - 2³ = 75768467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (75768479) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1515345 + ... + 1515394.

Almost surely, 2^75768475 is an apocalyptic number.

75768475 is a deficient number, since it is larger than the sum of its proper divisors (18184465).

75768475 is a wasteful number, since it uses less digits than its factorization.

75768475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3030749 (or 3030744 counting only the distinct ones).

The product of its digits is 1646400, while the sum is 49.

The square root of 75768475 is about 8704.5088890758. The cubic root of 75768475 is about 423.1517897389.

The spelling of 75768475 in words is "seventy-five million, seven hundred sixty-eight thousand, four hundred seventy-five".