1226500442 has 8 divisors (see below), whose sum is σ = 1840250100. Its totient is φ = 613083744.

The previous prime is 1226500417. The next prime is 1226500453. The reversal of 1226500442 is 2440056221.

It can be written as a sum of positive squares in 2 ways, for example, as 1109622721 + 116877721 = 33311^2 + 10811^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 73817 + ... + 88892.

Almost surely, 2^1226500442 is an apocalyptic number.

1226500442 is a deficient number, since it is larger than the sum of its proper divisors (613749658).

1226500442 is a wasteful number, since it uses less digits than its factorization.

1226500442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166480.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1226500442 is about 35021.4283260977. The cubic root of 1226500442 is about 1070.4241605979.

Adding to 1226500442 its reverse (2440056221), we get a palindrome (3666556663).

The spelling of 1226500442 in words is "one billion, two hundred twenty-six million, five hundred thousand, four hundred forty-two".