1442475 has 24 divisors (see below), whose sum is σ = 2651120. Its totient is φ = 768960.

The previous prime is 1442459. The next prime is 1442509. The reversal of 1442475 is 5742441.

It is not a de Polignac number, because 1442475 - 2⁴ = 1442459 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 394 + ... + 1743.

2^1442475 is an apocalyptic number.

1442475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1442475 is a deficient number, since it is larger than the sum of its proper divisors (1208645).

1442475 is a wasteful number, since it uses less digits than its factorization.

1442475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2156 (or 2145 counting only the distinct ones).

The product of its digits is 4480, while the sum is 27.

The square root of 1442475 is about 1201.0308072652. The cubic root of 1442475 is about 112.9889826625.

The spelling of 1442475 in words is "one million, four hundred forty-two thousand, four hundred seventy-five".