426004136 has 8 divisors (see below), whose sum is σ = 798757770. Its totient is φ = 213002064.

The previous prime is 426004121. The next prime is 426004151. The reversal of 426004136 is 631400624.

It is an interprime number because it is at equal distance from previous prime (426004121) and next prime (426004151).

It can be written as a sum of positive squares in only one way, i.e., 371332900 + 54671236 = 19270^2 + 7394^2 .

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 (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26625251 + ... + 26625266.

Almost surely, 2^426004136 is an apocalyptic number.

It is an amenable number.

426004136 is a deficient number, since it is larger than the sum of its proper divisors (372753634).

426004136 is a wasteful number, since it uses less digits than its factorization.

426004136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53250523 (or 53250519 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 426004136 is about 20639.8676352345. The cubic root of 426004136 is about 752.4389554716.

The spelling of 426004136 in words is "four hundred twenty-six million, four thousand, one hundred thirty-six".