1655448 has 32 divisors (see below), whose sum is σ = 4320000. Its totient is φ = 527648.

The previous prime is 1655419. The next prime is 1655449. The reversal of 1655448 is 8445561.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1655449) 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, 948 + ... + 2051.

It is an arithmetic number, because the mean of its divisors is an integer number (135000).

2^1655448 is an apocalyptic number.

It is an amenable number.

1655448 is an abundant number, since it is smaller than the sum of its proper divisors (2664552).

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

1655448 is a wasteful number, since it uses less digits than its factorization.

1655448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3031 (or 3027 counting only the distinct ones).

The product of its digits is 19200, while the sum is 33.

The square root of 1655448 is about 1286.6421413897. The cubic root of 1655448 is about 118.2964870182.

The spelling of 1655448 in words is "one million, six hundred fifty-five thousand, four hundred forty-eight".