1228421182 has 8 divisors (see below), whose sum is σ = 1873863000. Its totient is φ = 603800184.

The previous prime is 1228421167. The next prime is 1228421219. The reversal of 1228421182 is 2811248221.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 5205057 + ... + 5205292.

It is an arithmetic number, because the mean of its divisors is an integer number (234232875).

Almost surely, 2^1228421182 is an apocalyptic number.

1228421182 is a deficient number, since it is larger than the sum of its proper divisors (645441818).

1228421182 is a wasteful number, since it uses less digits than its factorization.

1228421182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10410410.

The product of its digits is 4096, while the sum is 31.

The square root of 1228421182 is about 35048.8399522723. The cubic root of 1228421182 is about 1070.9826423037.

The spelling of 1228421182 in words is "one billion, two hundred twenty-eight million, four hundred twenty-one thousand, one hundred eighty-two".