75713775 has 24 divisors (see below), whose sum is σ = 126904080. Its totient is φ = 39824640.

The previous prime is 75713773. The next prime is 75713777. The reversal of 75713775 is 57731757.

It is an interprime number because it is at equal distance from previous prime (75713773) and next prime (75713777).

It is not a de Polignac number, because 75713775 - 2¹ = 75713773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75713773) 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, 1440 + ... + 12389.

It is an arithmetic number, because the mean of its divisors is an integer number (5287670).

Almost surely, 2^75713775 is an apocalyptic number.

75713775 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

75713775 is a deficient number, since it is larger than the sum of its proper divisors (51190305).

75713775 is a wasteful number, since it uses less digits than its factorization.

75713775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13915 (or 13910 counting only the distinct ones).

The product of its digits is 180075, while the sum is 42.

The square root of 75713775 is about 8701.3662720288. The cubic root of 75713775 is about 423.0499357017.

The spelling of 75713775 in words is "seventy-five million, seven hundred thirteen thousand, seven hundred seventy-five".