1200670002 has 96 divisors (see below), whose sum is σ = 3139344000. Its totient is φ = 323979264.

The previous prime is 1200669979. The next prime is 1200670013. The reversal of 1200670002 is 2000760021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 47 ways as a sum of consecutive naturals, for example, 1074348 + ... + 1075464.

It is an arithmetic number, because the mean of its divisors is an integer number (32701500).

Almost surely, 2^1200670002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1200670002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1569672000).

1200670002 is an abundant number, since it is smaller than the sum of its proper divisors (1938673998).

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

1200670002 is a wasteful number, since it uses less digits than its factorization.

1200670002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1600 (or 1597 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 1200670002 is about 34650.6854477657. The cubic root of 1200670002 is about 1062.8563055435.

The spelling of 1200670002 in words is "one billion, two hundred million, six hundred seventy thousand, two".