1226051474 has 4 divisors (see below), whose sum is σ = 1839077214. Its totient is φ = 613025736.

The previous prime is 1226051459. The next prime is 1226051503. The reversal of 1226051474 is 4741506221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1159743025 + 66308449 = 34055^2 + 8143^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1226051474.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306512867 + ... + 306512870.

Almost surely, 2^1226051474 is an apocalyptic number.

1226051474 is a deficient number, since it is larger than the sum of its proper divisors (613025740).

1226051474 is an equidigital number, since it uses as much as digits as its factorization.

1226051474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613025739.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 1226051474 is about 35015.0178352089. The cubic root of 1226051474 is about 1070.2935328838.

Adding to 1226051474 its reverse (4741506221), we get a palindrome (5967557695).

The spelling of 1226051474 in words is "one billion, two hundred twenty-six million, fifty-one thousand, four hundred seventy-four".