2002402134 has 48 divisors (see below), whose sum is σ = 4736047680. Its totient is φ = 632334600.

The previous prime is 2002402117. The next prime is 2002402139. The reversal of 2002402134 is 4312042002.

It is a super-2 number, since 2×2002402134² = 8019228612495507912, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002402139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 99192 + ... + 117659.

It is an arithmetic number, because the mean of its divisors is an integer number (98667660).

Almost surely, 2^2002402134 is an apocalyptic number.

2002402134 is an abundant number, since it is smaller than the sum of its proper divisors (2733645546).

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

2002402134 is a wasteful number, since it uses less digits than its factorization.

2002402134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216887 (or 216875 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 2002402134 is about 44748.2081652439. The cubic root of 2002402134 is about 1260.4252646154.

Adding to 2002402134 its reverse (4312042002), we get a palindrome (6314444136).

The spelling of 2002402134 in words is "two billion, two million, four hundred two thousand, one hundred thirty-four".