1197867622 has 12 divisors (see below), whose sum is σ = 2090156940. Its totient is φ = 513371796.

The previous prime is 1197867557. The next prime is 1197867653. The reversal of 1197867622 is 2267687911.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6111472 + ... + 6111667.

It is an arithmetic number, because the mean of its divisors is an integer number (174179745).

Almost surely, 2^1197867622 is an apocalyptic number.

1197867622 is a deficient number, since it is larger than the sum of its proper divisors (892289318).

1197867622 is a wasteful number, since it uses less digits than its factorization.

1197867622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12223155 (or 12223148 counting only the distinct ones).

The product of its digits is 508032, while the sum is 49.

The square root of 1197867622 is about 34610.2242408222. The cubic root of 1197867622 is about 1062.0287543803.

The spelling of 1197867622 in words is "one billion, one hundred ninety-seven million, eight hundred sixty-seven thousand, six hundred twenty-two".