1206323612 has 24 divisors (see below), whose sum is σ = 2275762272. Its totient is φ = 556200000.

The previous prime is 1206323611. The next prime is 1206323641. The reversal of 1206323612 is 2163236021.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1206323611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42362 + ... + 64862.

It is an arithmetic number, because the mean of its divisors is an integer number (94823428).

Almost surely, 2^1206323612 is an apocalyptic number.

It is an amenable number.

1206323612 is a deficient number, since it is larger than the sum of its proper divisors (1069438660).

1206323612 is a wasteful number, since it uses less digits than its factorization.

1206323612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23549 (or 23547 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 1206323612 is about 34732.1696989981. The cubic root of 1206323612 is about 1064.5219222716.

Adding to 1206323612 its reverse (2163236021), we get a palindrome (3369559633).

The spelling of 1206323612 in words is "one billion, two hundred six million, three hundred twenty-three thousand, six hundred twelve".