1395490828 has 12 divisors (see below), whose sum is σ = 2442574792. Its totient is φ = 697612320.

The previous prime is 1395490793. The next prime is 1395490843. The reversal of 1395490828 is 8280945931.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7458 + ... + 53353.

Almost surely, 2^1395490828 is an apocalyptic number.

It is an amenable number.

1395490828 is a deficient number, since it is larger than the sum of its proper divisors (1047083964).

1395490828 is a wasteful number, since it uses less digits than its factorization.

1395490828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66552 (or 66550 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 49.

The square root of 1395490828 is about 37356.2689250412. The cubic root of 1395490828 is about 1117.4866120209.

The spelling of 1395490828 in words is "one billion, three hundred ninety-five million, four hundred ninety thousand, eight hundred twenty-eight".