8457628 has 6 divisors (see below), whose sum is σ = 14800856. Its totient is φ = 4228812.

The previous prime is 8457623. The next prime is 8457643. The reversal of 8457628 is 8267548.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8457623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1057200 + ... + 1057207.

Almost surely, 2^8457628 is an apocalyptic number.

It is an amenable number.

8457628 is a deficient number, since it is larger than the sum of its proper divisors (6343228).

8457628 is a wasteful number, since it uses less digits than its factorization.

8457628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2114411 (or 2114409 counting only the distinct ones).

The product of its digits is 107520, while the sum is 40.

The square root of 8457628 is about 2908.2001306650. The cubic root of 8457628 is about 203.7430765334.

The spelling of 8457628 in words is "eight million, four hundred fifty-seven thousand, six hundred twenty-eight".