1226475250 has 256 divisors, whose sum is σ = 3207859200. Its totient is φ = 340704000.

The previous prime is 1226475191. The next prime is 1226475259. The reversal of 1226475250 is 525746221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226475259) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 42292236 + ... + 42292264.

It is an arithmetic number, because the mean of its divisors is an integer number (12530700).

Almost surely, 2^1226475250 is an apocalyptic number.

1226475250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1226475250 is an abundant number, since it is smaller than the sum of its proper divisors (1981383950).

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

1226475250 is a wasteful number, since it uses less digits than its factorization.

1226475250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 1226475250 is about 35021.0686587374. The cubic root of 1226475250 is about 1070.4168318031.

The spelling of 1226475250 in words is "one billion, two hundred twenty-six million, four hundred seventy-five thousand, two hundred fifty".