75000634 has 16 divisors (see below), whose sum is σ = 119437416. Its totient is φ = 35200000.

The previous prime is 75000589. The next prime is 75000661. The reversal of 75000634 is 43600057.

It can be written as a sum of positive squares in 4 ways, for example, as 62362609 + 12638025 = 7897^2 + 3555^2 .

It is a junction number, because it is equal to n+sod(n) for n = 75000599 and 75000608.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10884 + ... + 16384.

Almost surely, 2^75000634 is an apocalyptic number.

75000634 is a deficient number, since it is larger than the sum of its proper divisors (44436782).

75000634 is a wasteful number, since it uses less digits than its factorization.

75000634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5921.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 75000634 is about 8660.2906417741. The cubic root of 75000634 is about 421.7175209504.

The spelling of 75000634 in words is "seventy-five million, six hundred thirty-four", and thus it is an aban number.