1201426336 has 48 divisors (see below), whose sum is σ = 2597767200. Its totient is φ = 542414080.

The previous prime is 1201426327. The next prime is 1201426349. The reversal of 1201426336 is 6336241021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40995 + ... + 63901.

It is an arithmetic number, because the mean of its divisors is an integer number (54120150).

Almost surely, 2^1201426336 is an apocalyptic number.

1201426336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1201426336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1298883600).

1201426336 is an abundant number, since it is smaller than the sum of its proper divisors (1396340864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1201426336 is a wasteful number, since it uses less digits than its factorization.

1201426336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23077 (or 23069 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 1201426336 is about 34661.5974242388. The cubic root of 1201426336 is about 1063.0794325267.

Adding to 1201426336 its reverse (6336241021), we get a palindrome (7537667357).

The spelling of 1201426336 in words is "one billion, two hundred one million, four hundred twenty-six thousand, three hundred thirty-six".