1226667416 has 16 divisors (see below), whose sum is σ = 2476924800. Its totient is φ = 566154144.

The previous prime is 1226667413. The next prime is 1226667469. The reversal of 1226667416 is 6147666221.

It is a happy number.

It is a super-2 number, since 2×1226667416² = 3009425898952234112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226667413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5897336 + ... + 5897543.

It is an arithmetic number, because the mean of its divisors is an integer number (154807800).

Almost surely, 2^1226667416 is an apocalyptic number.

It is an amenable number.

1226667416 is an abundant number, since it is smaller than the sum of its proper divisors (1250257384).

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

1226667416 is a wasteful number, since it uses less digits than its factorization.

1226667416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11794898 (or 11794894 counting only the distinct ones).

The product of its digits is 145152, while the sum is 41.

The square root of 1226667416 is about 35023.8121283221. The cubic root of 1226667416 is about 1070.4727337271.

The spelling of 1226667416 in words is "one billion, two hundred twenty-six million, six hundred sixty-seven thousand, four hundred sixteen".