7700745 has 64 divisors (see below), whose sum is σ = 14805504. Its totient is φ = 3379200.

The previous prime is 7700729. The next prime is 7700753. The reversal of 7700745 is 5470077.

It is a happy number.

It is not a de Polignac number, because 7700745 - 2⁴ = 7700729 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 76195 + ... + 76295.

It is an arithmetic number, because the mean of its divisors is an integer number (231336).

Almost surely, 2^7700745 is an apocalyptic number.

It is an amenable number.

7700745 is a deficient number, since it is larger than the sum of its proper divisors (7104759).

7700745 is a wasteful number, since it uses less digits than its factorization.

7700745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162.

The product of its (nonzero) digits is 6860, while the sum is 30.

The square root of 7700745 is about 2775.0216215374. The cubic root of 7700745 is about 197.4744505752.

The spelling of 7700745 in words is "seven million, seven hundred thousand, seven hundred forty-five".