1226340526 has 16 divisors (see below), whose sum is σ = 1948366224. Its totient is φ = 576909184.

The previous prime is 1226340517. The next prime is 1226340527. The reversal of 1226340526 is 6250436221.

It is a super-2 number, since 2×1226340526² = 3007822171419913352, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226340527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195576 + ... + 201748.

It is an arithmetic number, because the mean of its divisors is an integer number (121772889).

Almost surely, 2^1226340526 is an apocalyptic number.

1226340526 is a deficient number, since it is larger than the sum of its proper divisors (722025698).

1226340526 is a wasteful number, since it uses less digits than its factorization.

1226340526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12035.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 1226340526 is about 35019.1451351971. The cubic root of 1226340526 is about 1070.3776365243.

Adding to 1226340526 its reverse (6250436221), we get a palindrome (7476776747).

The spelling of 1226340526 in words is "one billion, two hundred twenty-six million, three hundred forty thousand, five hundred twenty-six".