1227342634 has 8 divisors (see below), whose sum is σ = 2104015968. Its totient is φ = 526003980.

The previous prime is 1227342581. The next prime is 1227342643. The reversal of 1227342634 is 4362437221.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1227342634.

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, 43833652 + ... + 43833679.

It is an arithmetic number, because the mean of its divisors is an integer number (263001996).

Almost surely, 2^1227342634 is an apocalyptic number.

1227342634 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1227342634 is a deficient number, since it is larger than the sum of its proper divisors (876673334).

1227342634 is an equidigital number, since it uses as much as digits as its factorization.

1227342634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87667340.

The product of its digits is 48384, while the sum is 34.

The square root of 1227342634 is about 35033.4502154726. The cubic root of 1227342634 is about 1070.6691112911.

Adding to 1227342634 its reverse (4362437221), we get a palindrome (5589779855).

The spelling of 1227342634 in words is "one billion, two hundred twenty-seven million, three hundred forty-two thousand, six hundred thirty-four".