1226031000 has 64 divisors (see below), whose sum is σ = 3825226080. Its totient is φ = 326940800.

The previous prime is 1226030977. The next prime is 1226031011. The reversal of 1226031000 is 1306221.

1226031000 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1226031000² = 3006304025922000000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 201339 + ... + 207338.

Almost surely, 2^1226031000 is an apocalyptic number.

1226031000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1226031000 is an abundant number, since it is smaller than the sum of its proper divisors (2599195080).

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

1226031000 is a wasteful number, since it uses less digits than its factorization.

1226031000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408701 (or 408687 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1226031000 is about 35014.7254737203. The cubic root of 1226031000 is about 1070.2875751917.

Adding to 1226031000 its reverse (1306221), we get a palindrome (1227337221).

The spelling of 1226031000 in words is "one billion, two hundred twenty-six million, thirty-one thousand".