1202002092 has 120 divisors (see below), whose sum is σ = 3422218800. Its totient is φ = 366436224.

The previous prime is 1202002079. The next prime is 1202002093. The reversal of 1202002092 is 2902002021.

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

It is not an unprimeable number, because it can be changed into a prime (1202002093) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 175158 + ... + 181890.

It is an arithmetic number, because the mean of its divisors is an integer number (28518490).

Almost surely, 2^1202002092 is an apocalyptic number.

1202002092 is a gapful number since it is divisible by the number (12) 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 1202002092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1711109400).

1202002092 is an abundant number, since it is smaller than the sum of its proper divisors (2220216708).

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

1202002092 is a wasteful number, since it uses less digits than its factorization.

1202002092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6797 (or 6786 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1202002092 is about 34669.9018169939. The cubic root of 1202002092 is about 1063.2492242138.

The spelling of 1202002092 in words is "one billion, two hundred two million, two thousand, ninety-two".