75333028 has 6 divisors (see below), whose sum is σ = 131832806. Its totient is φ = 37666512.

The previous prime is 75333017. The next prime is 75333053. The reversal of 75333028 is 82033357.

It can be written as a sum of positive squares in only one way, i.e., 73136704 + 2196324 = 8552^2 + 1482^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9416625 + ... + 9416632.

Almost surely, 2^75333028 is an apocalyptic number.

It is an amenable number.

75333028 is a deficient number, since it is larger than the sum of its proper divisors (56499778).

75333028 is a wasteful number, since it uses less digits than its factorization.

75333028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18833261 (or 18833259 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 75333028 is about 8679.4601214592. The cubic root of 75333028 is about 422.3396036930.

The spelling of 75333028 in words is "seventy-five million, three hundred thirty-three thousand, twenty-eight".