426602287 has 4 divisors (see below), whose sum is σ = 428985720. Its totient is φ = 424218856.

The previous prime is 426602279. The next prime is 426602303. The reversal of 426602287 is 782206624.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 426602287 - 2³ = 426602279 is a prime.

It is a super-2 number, since 2×426602287² = 363979022547260738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426602237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1191448 + ... + 1191805.

It is an arithmetic number, because the mean of its divisors is an integer number (107246430).

Almost surely, 2^426602287 is an apocalyptic number.

426602287 is a deficient number, since it is larger than the sum of its proper divisors (2383433).

426602287 is a wasteful number, since it uses less digits than its factorization.

426602287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2383432.

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 426602287 is about 20654.3527373772. The cubic root of 426602287 is about 752.7909564590.

The spelling of 426602287 in words is "four hundred twenty-six million, six hundred two thousand, two hundred eighty-seven".