906125728 has 12 divisors (see below), whose sum is σ = 1783935090. Its totient is φ = 453062848.

The previous prime is 906125699. The next prime is 906125743. The reversal of 906125728 is 827521609.

It can be written as a sum of positive squares in only one way, i.e., 603783184 + 302342544 = 24572^2 + 17388^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14158183 + ... + 14158246.

Almost surely, 2^906125728 is an apocalyptic number.

It is an amenable number.

906125728 is a deficient number, since it is larger than the sum of its proper divisors (877809362).

906125728 is a wasteful number, since it uses less digits than its factorization.

906125728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28316439 (or 28316431 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 906125728 is about 30101.9223306419. The cubic root of 906125728 is about 967.6749244262.

The spelling of 906125728 in words is "nine hundred six million, one hundred twenty-five thousand, seven hundred twenty-eight".