1226412338 has 6 divisors (see below), whose sum is σ = 1839692799. Its totient is φ = 613181406.

The previous prime is 1226412329. The next prime is 1226412347. The reversal of 1226412338 is 8332146221.

It is an interprime number because it is at equal distance from previous prime (1226412329) and next prime (1226412347).

It can be written as a sum of positive squares in only one way, i.e., 613206169 + 613206169 = 24763^2 + 24763^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=24763.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 37145 + ... + 61907.

Almost surely, 2^1226412338 is an apocalyptic number.

1226412338 is a deficient number, since it is larger than the sum of its proper divisors (613280461).

1226412338 is an frugal number, since it uses more digits than its factorization.

1226412338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49528 (or 24765 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

The square root of 1226412338 is about 35020.1704450450. The cubic root of 1226412338 is about 1070.3985291603.

Multiplying 1226412338 by its sum of digits (32), we get a square (39245194816 = 198104²).

Adding to 1226412338 its reverse (8332146221), we get a palindrome (9558558559).

The spelling of 1226412338 in words is "one billion, two hundred twenty-six million, four hundred twelve thousand, three hundred thirty-eight".