1426273 has 8 divisors (see below), whose sum is σ = 1512320. Its totient is φ = 1341360.

The previous prime is 1426247. The next prime is 1426277. The reversal of 1426273 is 3726241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1426273 - 2¹⁷ = 1295201 is a prime.

It is a Duffinian number.

1426273 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1426277) 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, 5011 + ... + 5287.

It is an arithmetic number, because the mean of its divisors is an integer number (189040).

2^1426273 is an apocalyptic number.

It is an amenable number.

1426273 is a deficient number, since it is larger than the sum of its proper divisors (86047).

1426273 is a wasteful number, since it uses less digits than its factorization.

It is an anagram of its base 9 representation: 1426273 = (2613427)₉.

1426273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567.

The product of its digits is 2016, while the sum is 25.

The square root of 1426273 is about 1194.2667206282. The cubic root of 1426273 is about 112.5643549487.

Subtracting 1426273 from its reverse (3726241), we obtain a cube (2299968 = 132³).

The spelling of 1426273 in words is "one million, four hundred twenty-six thousand, two hundred seventy-three".