75736745 has 16 divisors (see below), whose sum is σ = 104077440. Its totient is φ = 51828864.

The previous prime is 75736709. The next prime is 75736757. The reversal of 75736745 is 54763757.

It is a cyclic number.

It is not a de Polignac number, because 75736745 - 2¹² = 75732649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 75736696 and 75736705.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18014 + ... + 21816.

It is an arithmetic number, because the mean of its divisors is an integer number (6504840).

Almost surely, 2^75736745 is an apocalyptic number.

It is an amenable number.

75736745 is a deficient number, since it is larger than the sum of its proper divisors (28340695).

75736745 is a wasteful number, since it uses less digits than its factorization.

75736745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4384.

The product of its digits is 617400, while the sum is 44.

The square root of 75736745 is about 8702.6860795963. The cubic root of 75736745 is about 423.0927129220.

The spelling of 75736745 in words is "seventy-five million, seven hundred thirty-six thousand, seven hundred forty-five".