3423681540 has 96 divisors (see below), whose sum is σ = 10995102720. Its totient is φ = 883526400.

The previous prime is 3423681517. The next prime is 3423681553. The reversal of 3423681540 is 451863243.

3423681540 is a `hidden beast` number, since 3 + 4 + 2 + 36 + 81 + 540 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 3423681495 and 3423681504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85521 + ... + 119000.

It is an arithmetic number, because the mean of its divisors is an integer number (114532320).

Almost surely, 2^3423681540 is an apocalyptic number.

3423681540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3423681540 is an abundant number, since it is smaller than the sum of its proper divisors (7571421180).

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

3423681540 is a wasteful number, since it uses less digits than its factorization.

3423681540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204570 (or 204562 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 3423681540 is about 58512.2341053561. The cubic root of 3423681540 is about 1507.1776791646.

The spelling of 3423681540 in words is "three billion, four hundred twenty-three million, six hundred eighty-one thousand, five hundred forty".