1026403022 has 4 divisors (see below), whose sum is σ = 1539604536. Its totient is φ = 513201510.

The previous prime is 1026402917. The next prime is 1026403057. The reversal of 1026403022 is 2203046201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2203046201 = 17 ⋅129590953.

It is a junction number, because it is equal to n+sod(n) for n = 1026402985 and 1026403003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256600754 + ... + 256600757.

It is an arithmetic number, because the mean of its divisors is an integer number (384901134).

Almost surely, 2^1026403022 is an apocalyptic number.

1026403022 is a deficient number, since it is larger than the sum of its proper divisors (513201514).

1026403022 is an equidigital number, since it uses as much as digits as its factorization.

1026403022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513201513.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1026403022 is about 32037.5252165332. The cubic root of 1026403022 is about 1008.7246661604.

Adding to 1026403022 its reverse (2203046201), we get a palindrome (3229449223).

The spelling of 1026403022 in words is "one billion, twenty-six million, four hundred three thousand, twenty-two".