1229338926 has 24 divisors (see below), whose sum is σ = 2673406944. Its totient is φ = 408265920.

The previous prime is 1229338921. The next prime is 1229338963. The reversal of 1229338926 is 6298339221.

It is a happy number.

1229338926 is a `hidden beast` number, since 1 + 229 + 338 + 92 + 6 = 666.

It is a super-2 number, since 2×1229338926² = 3022548389957666952, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1229338921) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121131 + ... + 130886.

It is an arithmetic number, because the mean of its divisors is an integer number (111391956).

Almost surely, 2^1229338926 is an apocalyptic number.

1229338926 is an abundant number, since it is smaller than the sum of its proper divisors (1444068018).

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

1229338926 is a wasteful number, since it uses less digits than its factorization.

1229338926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252296 (or 252293 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 1229338926 is about 35061.9298670224. The cubic root of 1229338926 is about 1071.2492835395.

The spelling of 1229338926 in words is "one billion, two hundred twenty-nine million, three hundred thirty-eight thousand, nine hundred twenty-six".