1395545628 has 24 divisors (see below), whose sum is σ = 3264246160. Its totient is φ = 464042880.

The previous prime is 1395545621. The next prime is 1395545633. The reversal of 1395545628 is 8265455931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1395545621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137263 + ... + 147078.

Almost surely, 2^1395545628 is an apocalyptic number.

It is an amenable number.

1395545628 is an abundant number, since it is smaller than the sum of its proper divisors (1868700532).

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

1395545628 is a wasteful number, since it uses less digits than its factorization.

1395545628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284757 (or 284755 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 48.

The square root of 1395545628 is about 37357.0023958026. The cubic root of 1395545628 is about 1117.5012394823.

The spelling of 1395545628 in words is "one billion, three hundred ninety-five million, five hundred forty-five thousand, six hundred twenty-eight".