1036601220 has 48 divisors (see below), whose sum is σ = 2945815488. Its totient is φ = 272300160.

The previous prime is 1036601177. The next prime is 1036601233. The reversal of 1036601220 is 221066301.

It is a happy number.

1036601220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124911 + ... + 132950.

It is an arithmetic number, because the mean of its divisors is an integer number (61371156).

Almost surely, 2^1036601220 is an apocalyptic number.

1036601220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1036601220 is an abundant number, since it is smaller than the sum of its proper divisors (1909214268).

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

1036601220 is a wasteful number, since it uses less digits than its factorization.

1036601220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257940 (or 257938 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1036601220 is about 32196.2920225296. The cubic root of 1036601220 is about 1012.0545115330.

Adding to 1036601220 its reverse (221066301), we get a palindrome (1257667521).

The spelling of 1036601220 in words is "one billion, thirty-six million, six hundred one thousand, two hundred twenty".