745284528 has 30 divisors (see below), whose sum is σ = 2085761964. Its totient is φ = 248428128.

The previous prime is 745284517. The next prime is 745284541. The reversal of 745284528 is 825482547.

745284528 is a `hidden beast` number, since 7 + 45 + 2 + 84 + 528 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2587650 + ... + 2587937.

Almost surely, 2^745284528 is an apocalyptic number.

It is an amenable number.

745284528 is an abundant number, since it is smaller than the sum of its proper divisors (1340477436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

745284528 is a wasteful number, since it uses less digits than its factorization.

745284528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5175601 (or 5175592 counting only the distinct ones).

The product of its digits is 716800, while the sum is 45.

The square root of 745284528 is about 27299.8997800358. The cubic root of 745284528 is about 906.6521626380.

The spelling of 745284528 in words is "seven hundred forty-five million, two hundred eighty-four thousand, five hundred twenty-eight".