75522050 has 18 divisors (see below), whose sum is σ = 140585403. Its totient is φ = 30184240.

The previous prime is 75522049. The next prime is 75522053. The reversal of 75522050 is 5022557.

It can be written as a sum of positive squares in 5 ways, for example, as 70677649 + 4844401 = 8407^2 + 2201^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=6145.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75522053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 60836 + ... + 62064.

Almost surely, 2^75522050 is an apocalyptic number.

75522050 is a deficient number, since it is larger than the sum of its proper divisors (65063353).

75522050 is an equidigital number, since it uses as much as digits as its factorization.

75522050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2470 (or 1236 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 26.

The square root of 75522050 is about 8690.3423407827. The cubic root of 75522050 is about 422.6925467152.

The spelling of 75522050 in words is "seventy-five million, five hundred twenty-two thousand, fifty".