426782983 has 24 divisors (see below), whose sum is σ = 491892480. Its totient is φ = 367052400.

The previous prime is 426782969. The next prime is 426783047. The reversal of 426782983 is 389287624.

It is a de Polignac number, because none of the positive numbers 2^k-426782983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426782903) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 496408 + ... + 497266.

It is an arithmetic number, because the mean of its divisors is an integer number (20495520).

Almost surely, 2^426782983 is an apocalyptic number.

426782983 is a deficient number, since it is larger than the sum of its proper divisors (65109497).

426782983 is a wasteful number, since it uses less digits than its factorization.

426782983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979 (or 948 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 49.

The square root of 426782983 is about 20658.7265580432. The cubic root of 426782983 is about 752.8972280519.

The spelling of 426782983 in words is "four hundred twenty-six million, seven hundred eighty-two thousand, nine hundred eighty-three".