3543917972 has 24 divisors (see below), whose sum is σ = 7332245760. Its totient is φ = 1466448480.

The previous prime is 3543917969. The next prime is 3543917983. The reversal of 3543917972 is 2797193453.

It is a self number, because there is not a number n which added to its sum of digits gives 3543917972.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2181404 + ... + 2183027.

It is an arithmetic number, because the mean of its divisors is an integer number (305510240).

Almost surely, 2^3543917972 is an apocalyptic number.

It is an amenable number.

3543917972 is an abundant number, since it is smaller than the sum of its proper divisors (3788327788).

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

3543917972 is a wasteful number, since it uses less digits than its factorization.

3543917972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4364471 (or 4364469 counting only the distinct ones).

The product of its digits is 1428840, while the sum is 50.

The square root of 3543917972 is about 59530.8153144235. The cubic root of 3543917972 is about 1524.6186231844.

The spelling of 3543917972 in words is "three billion, five hundred forty-three million, nine hundred seventeen thousand, nine hundred seventy-two".