75825650 has 12 divisors (see below), whose sum is σ = 141035802. Its totient is φ = 30330240.

The previous prime is 75825619. The next prime is 75825677. The reversal of 75825650 is 5652857.

It can be written as a sum of positive squares in 3 ways, for example, as 33744481 + 42081169 = 5809^2 + 6487^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 758207 + ... + 758306.

Almost surely, 2^75825650 is an apocalyptic number.

75825650 is a deficient number, since it is larger than the sum of its proper divisors (65210152).

75825650 is a wasteful number, since it uses less digits than its factorization.

75825650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1516525 (or 1516520 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 38.

The square root of 75825650 is about 8707.7924871921. The cubic root of 75825650 is about 423.2581999603.

The spelling of 75825650 in words is "seventy-five million, eight hundred twenty-five thousand, six hundred fifty".