3405432040 has 32 divisors (see below), whose sum is σ = 7705044000. Its totient is φ = 1354560064.

The previous prime is 3405432031. The next prime is 3405432053. The reversal of 3405432040 is 402345043.

It is a junction number, because it is equal to n+sod(n) for n = 3405431996 and 3405432014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230650 + ... + 244969.

It is an arithmetic number, because the mean of its divisors is an integer number (240782625).

Almost surely, 2^3405432040 is an apocalyptic number.

It is an amenable number.

3405432040 is an abundant number, since it is smaller than the sum of its proper divisors (4299611960).

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

3405432040 is a wasteful number, since it uses less digits than its factorization.

3405432040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475809 (or 475805 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 3405432040 is about 58356.0797175410. The cubic root of 3405432040 is about 1504.4949670962.

Adding to 3405432040 its reverse (402345043), we get a palindrome (3807777083).

The spelling of 3405432040 in words is "three billion, four hundred five million, four hundred thirty-two thousand, forty".