1226231634 has 16 divisors (see below), whose sum is σ = 2454003072. Its totient is φ = 408487248.

The previous prime is 1226231603. The next prime is 1226231659. The reversal of 1226231634 is 4361326221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53674 + ... + 73029.

It is an arithmetic number, because the mean of its divisors is an integer number (153375192).

Almost surely, 2^1226231634 is an apocalyptic number.

1226231634 is an abundant number, since it is smaller than the sum of its proper divisors (1227771438).

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

1226231634 is a wasteful number, since it uses less digits than its factorization.

1226231634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128321.

The product of its digits is 10368, while the sum is 30.

The square root of 1226231634 is about 35017.5903511364. The cubic root of 1226231634 is about 1070.3459544564.

Adding to 1226231634 its reverse (4361326221), we get a palindrome (5587557855).

The spelling of 1226231634 in words is "one billion, two hundred twenty-six million, two hundred thirty-one thousand, six hundred thirty-four".