1395648 has 42 divisors (see below), whose sum is σ = 4002024. Its totient is φ = 465024.

The previous prime is 1395643. The next prime is 1395659. The reversal of 1395648 is 8465931.

1395648 is a `hidden beast` number, since 1 + 3 + 9 + 5 + 648 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1395643) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 636 + ... + 1787.

2^1395648 is an apocalyptic number.

1395648 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1395648 is an abundant number, since it is smaller than the sum of its proper divisors (2606376).

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

1395648 is a wasteful number, since it uses less digits than its factorization.

1395648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2441 (or 2428 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 1395648 is about 1181.3754695269. The cubic root of 1395648 is about 111.7528564049.

The spelling of 1395648 in words is "one million, three hundred ninety-five thousand, six hundred forty-eight".