1426858 has 16 divisors (see below), whose sum is σ = 2251080. Its totient is φ = 677376.

The previous prime is 1426847. The next prime is 1426877. The reversal of 1426858 is 8586241.

It can be written as a sum of positive squares in 4 ways, for example, as 1138489 + 288369 = 1067^2 + 537^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4066 + ... + 4402.

2^1426858 is an apocalyptic number.

1426858 is a deficient number, since it is larger than the sum of its proper divisors (824222).

1426858 is a wasteful number, since it uses less digits than its factorization.

1426858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441.

The product of its digits is 15360, while the sum is 34.

The square root of 1426858 is about 1194.5116156823. The cubic root of 1426858 is about 112.5797426401.

The spelling of 1426858 in words is "one million, four hundred twenty-six thousand, eight hundred fifty-eight".