426991083 has 8 divisors (see below), whose sum is σ = 578971200. Its totient is φ = 279835848.

The previous prime is 426991079. The next prime is 426991087. The reversal of 426991083 is 380199624.

It is an interprime number because it is at equal distance from previous prime (426991079) and next prime (426991087).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 426991083 - 2² = 426991079 is a prime.

It is not an unprimeable number, because it can be changed into a prime (426991087) 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 7 ways as a sum of consecutive naturals, for example, 1206013 + ... + 1206366.

It is an arithmetic number, because the mean of its divisors is an integer number (72371400).

Almost surely, 2^426991083 is an apocalyptic number.

426991083 is a deficient number, since it is larger than the sum of its proper divisors (151980117).

426991083 is a wasteful number, since it uses less digits than its factorization.

426991083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2412441.

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 426991083 is about 20663.7625567078. The cubic root of 426991083 is about 753.0195794270.

The spelling of 426991083 in words is "four hundred twenty-six million, nine hundred ninety-one thousand, eighty-three".