1226095900 has 36 divisors (see below), whose sum is σ = 2663548272. Its totient is φ = 489900160.

The previous prime is 1226095867. The next prime is 1226095919. The reversal of 1226095900 is 95906221.

It is a super-2 number, since 2×1226095900² = 3006622311993620000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92064 + ... + 104536.

It is an arithmetic number, because the mean of its divisors is an integer number (73987452).

Almost surely, 2^1226095900 is an apocalyptic number.

1226095900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1226095900 is an abundant number, since it is smaller than the sum of its proper divisors (1437452372).

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

1226095900 is a wasteful number, since it uses less digits than its factorization.

1226095900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13470 (or 13463 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 1226095900 is about 35015.6522144026. The cubic root of 1226095900 is about 1070.3064600970.

The spelling of 1226095900 in words is "one billion, two hundred twenty-six million, ninety-five thousand, nine hundred".