1426408 has 8 divisors (see below), whose sum is σ = 2674530. Its totient is φ = 713200.

The previous prime is 1426393. The next prime is 1426427. The reversal of 1426408 is 8046241.

It can be written as a sum of positive squares in only one way, i.e., 1044484 + 381924 = 1022^2 + 618^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 89143 + ... + 89158.

2^1426408 is an apocalyptic number.

It is an amenable number.

1426408 is a deficient number, since it is larger than the sum of its proper divisors (1248122).

1426408 is a wasteful number, since it uses less digits than its factorization.

1426408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178307 (or 178303 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 1426408 is about 1194.3232393284. The cubic root of 1426408 is about 112.5679063278.

It can be divided in two parts, 1 and 426408, that added together give a square (426409 = 653²).

The spelling of 1426408 in words is "one million, four hundred twenty-six thousand, four hundred eight".