4002402132 has 60 divisors (see below), whose sum is σ = 10918006176. Its totient is φ = 1276125840.

The previous prime is 4002402121. The next prime is 4002402137. The reversal of 4002402132 is 2312042004.

4002402132 is a `hidden beast` number, since 400 + 240 + 21 + 3 + 2 = 666.

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 (4002402137) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 261094 + ... + 275997.

Almost surely, 2^4002402132 is an apocalyptic number.

It is an amenable number.

4002402132 is an abundant number, since it is smaller than the sum of its proper divisors (6915604044).

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

4002402132 is a wasteful number, since it uses less digits than its factorization.

4002402132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537130 (or 537119 counting only the distinct ones).

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

The square root of 4002402132 is about 63264.5408740157. The cubic root of 4002402132 is about 1587.7187506192.

Adding to 4002402132 its reverse (2312042004), we get a palindrome (6314444136).

The spelling of 4002402132 in words is "four billion, two million, four hundred two thousand, one hundred thirty-two".