75051705 has 16 divisors (see below), whose sum is σ = 120297600. Its totient is φ = 39955968.

The previous prime is 75051701. The next prime is 75051709. The reversal of 75051705 is 50715057.

It is an interprime number because it is at equal distance from previous prime (75051701) and next prime (75051709).

It is not a de Polignac number, because 75051705 - 2² = 75051701 is a prime.

It is not an unprimeable number, because it can be changed into a prime (75051701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4809 + ... + 13161.

It is an arithmetic number, because the mean of its divisors is an integer number (7518600).

Almost surely, 2^75051705 is an apocalyptic number.

It is an amenable number.

75051705 is a deficient number, since it is larger than the sum of its proper divisors (45245895).

75051705 is a wasteful number, since it uses less digits than its factorization.

75051705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8960.

The product of its (nonzero) digits is 6125, while the sum is 30.

The square root of 75051705 is about 8663.2387130911. The cubic root of 75051705 is about 421.8132208026.

The spelling of 75051705 in words is "seventy-five million, fifty-one thousand, seven hundred five".