3402123732 has 36 divisors (see below), whose sum is σ = 9828358176. Its totient is φ = 972035280.

The previous prime is 3402123727. The next prime is 3402123733. The reversal of 3402123732 is 2373212043.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 3402123696 and 3402123705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3402123733) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6749994 + ... + 6750497.

Almost surely, 2^3402123732 is an apocalyptic number.

It is an amenable number.

3402123732 is an abundant number, since it is smaller than the sum of its proper divisors (6426234444).

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

3402123732 is a wasteful number, since it uses less digits than its factorization.

3402123732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13500508 (or 13500503 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 3402123732 is about 58327.7269572542. The cubic root of 3402123732 is about 1504.0076138186.

Adding to 3402123732 its reverse (2373212043), we get a palindrome (5775335775).

The spelling of 3402123732 in words is "three billion, four hundred two million, one hundred twenty-three thousand, seven hundred thirty-two".