1226214328 has 16 divisors (see below), whose sum is σ = 2306409480. Its totient is φ = 611171808.

The previous prime is 1226214317. The next prime is 1226214371. The reversal of 1226214328 is 8234126221.

It is a self number, because there is not a number n which added to its sum of digits gives 1226214328.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239226 + ... + 244297.

Almost surely, 2^1226214328 is an apocalyptic number.

It is an amenable number.

1226214328 is a deficient number, since it is larger than the sum of its proper divisors (1080195152).

1226214328 is a wasteful number, since it uses less digits than its factorization.

1226214328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483846 (or 483842 counting only the distinct ones).

The product of its digits is 9216, while the sum is 31.

The square root of 1226214328 is about 35017.3432458832. The cubic root of 1226214328 is about 1070.3409191124.

The spelling of 1226214328 in words is "one billion, two hundred twenty-six million, two hundred fourteen thousand, three hundred twenty-eight".