1448406 has 24 divisors (see below), whose sum is σ = 3187704. Its totient is φ = 475200.

The previous prime is 1448401. The next prime is 1448411. The reversal of 1448406 is 6048441.

It is an interprime number because it is at equal distance from previous prime (1448401) and next prime (1448411).

It is an Ulam number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1448406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1448401) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 606 + ... + 1806.

It is an arithmetic number, because the mean of its divisors is an integer number (132821).

2^1448406 is an apocalyptic number.

1448406 is an abundant number, since it is smaller than the sum of its proper divisors (1739298).

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

1448406 is a wasteful number, since it uses less digits than its factorization.

1448406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1276 (or 1273 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 1448406 is about 1203.4974034039. The cubic root of 1448406 is about 113.1436291980.

The spelling of 1448406 in words is "one million, four hundred forty-eight thousand, four hundred six".