1426555404 has 36 divisors (see below), whose sum is σ = 3762800496. Its totient is φ = 454843488.

The previous prime is 1426555399. The next prime is 1426555423. The reversal of 1426555404 is 4045556241.

1426555404 is a `hidden beast` number, since 1 + 42 + 65 + 554 + 0 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

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 11 ways as a sum of consecutive naturals, for example, 860619 + ... + 862274.

It is an arithmetic number, because the mean of its divisors is an integer number (104522236).

Almost surely, 2^1426555404 is an apocalyptic number.

It is an amenable number.

1426555404 is an abundant number, since it is smaller than the sum of its proper divisors (2336245092).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1426555404 is a wasteful number, since it uses less digits than its factorization.

1426555404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722926 (or 1722921 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The square root of 1426555404 is about 37769.7683868991. The cubic root of 1426555404 is about 1125.7178375700.

The spelling of 1426555404 in words is "one billion, four hundred twenty-six million, five hundred fifty-five thousand, four hundred four".