1455448 has 8 divisors (see below), whose sum is σ = 2728980. Its totient is φ = 727720.

The previous prime is 1455439. The next prime is 1455491. The reversal of 1455448 is 8445541.

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90958 + ... + 90973.

2^1455448 is an apocalyptic number.

It is an amenable number.

1455448 is a deficient number, since it is larger than the sum of its proper divisors (1273532).

1455448 is a wasteful number, since it uses less digits than its factorization.

1455448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181937 (or 181933 counting only the distinct ones).

The product of its digits is 12800, while the sum is 31.

The square root of 1455448 is about 1206.4194958637. The cubic root of 1455448 is about 113.3266970355.

The spelling of 1455448 in words is "one million, four hundred fifty-five thousand, four hundred forty-eight".