1349777222 has 8 divisors (see below), whose sum is σ = 2038074672. Its totient is φ = 670419000.

The previous prime is 1349777197. The next prime is 1349777249. The reversal of 1349777222 is 2227779431.

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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2234429 + ... + 2235032.

It is an arithmetic number, because the mean of its divisors is an integer number (254759334).

Almost surely, 2^1349777222 is an apocalyptic number.

1349777222 is a deficient number, since it is larger than the sum of its proper divisors (688297450).

1349777222 is a wasteful number, since it uses less digits than its factorization.

1349777222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4469614.

The product of its digits is 296352, while the sum is 44.

The square root of 1349777222 is about 36739.3143920787. The cubic root of 1349777222 is about 1105.1486520870.

The spelling of 1349777222 in words is "one billion, three hundred forty-nine million, seven hundred seventy-seven thousand, two hundred twenty-two".