426769236 has 36 divisors (see below), whose sum is σ = 1118735072. Its totient is φ = 142256088.

The previous prime is 426769229. The next prime is 426769267. The reversal of 426769236 is 632967624.

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

It is a junction number, because it is equal to n+sod(n) for n = 426769191 and 426769200.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 218560 + ... + 220503.

Almost surely, 2^426769236 is an apocalyptic number.

It is an amenable number.

426769236 is an abundant number, since it is smaller than the sum of its proper divisors (691965836).

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

426769236 is a wasteful number, since it uses less digits than its factorization.

426769236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439082 (or 439068 counting only the distinct ones).

The product of its digits is 653184, while the sum is 45.

The square root of 426769236 is about 20658.3938388249. The cubic root of 426769236 is about 752.8891441702.

The spelling of 426769236 in words is "four hundred twenty-six million, seven hundred sixty-nine thousand, two hundred thirty-six".