945380728 has 8 divisors (see below), whose sum is σ = 1772588880. Its totient is φ = 472690360.

The previous prime is 945380719. The next prime is 945380759. The reversal of 945380728 is 827083549.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59086288 + ... + 59086303.

It is an arithmetic number, because the mean of its divisors is an integer number (221573610).

Almost surely, 2^945380728 is an apocalyptic number.

It is an amenable number.

945380728 is a deficient number, since it is larger than the sum of its proper divisors (827208152).

945380728 is a wasteful number, since it uses less digits than its factorization.

945380728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118172597 (or 118172593 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 46.

The square root of 945380728 is about 30747.0442156640. The cubic root of 945380728 is about 981.4516622970.

The spelling of 945380728 in words is "nine hundred forty-five million, three hundred eighty thousand, seven hundred twenty-eight".