1026243320 has 16 divisors (see below), whose sum is σ = 2309047560. Its totient is φ = 410497312.

The previous prime is 1026243319. The next prime is 1026243347. The reversal of 1026243320 is 233426201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12828002 + ... + 12828081.

Almost surely, 2^1026243320 is an apocalyptic number.

1026243320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1026243320 is an abundant number, since it is smaller than the sum of its proper divisors (1282804240).

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

1026243320 is a wasteful number, since it uses less digits than its factorization.

1026243320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25656094 (or 25656090 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 1026243320 is about 32035.0326985942. The cubic root of 1026243320 is about 1008.6723463280.

Adding to 1026243320 its reverse (233426201), we get a palindrome (1259669521).

The spelling of 1026243320 in words is "one billion, twenty-six million, two hundred forty-three thousand, three hundred twenty".