1026602000 has 80 divisors (see below), whose sum is σ = 2549597232. Its totient is φ = 399513600.

The previous prime is 1026601999. The next prime is 1026602011. The reversal of 1026602000 is 2066201.

It can be written as a sum of positive squares in 8 ways, for example, as 152571904 + 874030096 = 12352^2 + 29564^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 1026602000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67064 + ... + 80936.

Almost surely, 2^1026602000 is an apocalyptic number.

1026602000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1026602000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1274798616).

1026602000 is an abundant number, since it is smaller than the sum of its proper divisors (1522995232).

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

1026602000 is a wasteful number, since it uses less digits than its factorization.

1026602000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13933 (or 13917 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1026602000 is about 32040.6304557198. The cubic root of 1026602000 is about 1008.7898455762.

Adding to 1026602000 its reverse (2066201), we get a palindrome (1028668201).

The spelling of 1026602000 in words is "one billion, twenty-six million, six hundred two thousand".