1628245896 has 16 divisors (see below), whose sum is σ = 4070614800. Its totient is φ = 542748624.

The previous prime is 1628245823. The next prime is 1628245897. The reversal of 1628245896 is 6985428261.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1628245897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33921766 + ... + 33921813.

It is an arithmetic number, because the mean of its divisors is an integer number (254413425).

Almost surely, 2^1628245896 is an apocalyptic number.

It is an amenable number.

1628245896 is an abundant number, since it is smaller than the sum of its proper divisors (2442368904).

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

1628245896 is a wasteful number, since it uses less digits than its factorization.

1628245896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67843588 (or 67843584 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 51.

The square root of 1628245896 is about 40351.5290416609. The cubic root of 1628245896 is about 1176.4496117362.

The spelling of 1628245896 in words is "one billion, six hundred twenty-eight million, two hundred forty-five thousand, eight hundred ninety-six".