1426471 has 2 divisors, whose sum is σ = 1426472. Its totient is φ = 1426470.

The previous prime is 1426457. The next prime is 1426489. The reversal of 1426471 is 1746241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1426471 - 2⁷ = 1426343 is a prime.

It is a super-3 number, since 3×1426471³ = 8707833080184855333, which contains 333 as substring.

1426471 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1426171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713235 + 713236.

It is an arithmetic number, because the mean of its divisors is an integer number (713236).

2^1426471 is an apocalyptic number.

1426471 is a deficient number, since it is larger than the sum of its proper divisors (1).

1426471 is an equidigital number, since it uses as much as digits as its factorization.

1426471 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1344, while the sum is 25.

The square root of 1426471 is about 1194.3496138066. The cubic root of 1426471 is about 112.5695635614.

The spelling of 1426471 in words is "one million, four hundred twenty-six thousand, four hundred seventy-one".