2000426 has 4 divisors (see below), whose sum is σ = 3000642. Its totient is φ = 1000212.

The previous prime is 2000423. The next prime is 2000429. The reversal of 2000426 is 6240002.

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

It is an interprime number because it is at equal distance from previous prime (2000423) and next prime (2000429).

It can be written as a sum of positive squares in only one way, i.e., 1819801 + 180625 = 1349^2 + 425^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2000426.

It is not an unprimeable number, because it can be changed into a prime (2000423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500105 + ... + 500108.

2^2000426 is an apocalyptic number.

2000426 is a deficient number, since it is larger than the sum of its proper divisors (1000216).

2000426 is a wasteful number, since it uses less digits than its factorization.

2000426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000215.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 2000426 is about 1414.3641680982. The cubic root of 2000426 is about 126.0010497939.

Adding to 2000426 its reverse (6240002), we get a palindrome (8240428).

The spelling of 2000426 in words is "two million, four hundred twenty-six", and thus it is an aban number.