3543640401 has 8 divisors (see below), whose sum is σ = 5399833024. Its totient is φ = 2024937360.

The previous prime is 3543640393. The next prime is 3543640409. The reversal of 3543640401 is 1040463453.

It is an interprime number because it is at equal distance from previous prime (3543640393) and next prime (3543640409).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3543640401 - 2³ = 3543640393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3543640409) by changing a digit.

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, 84372370 + ... + 84372411.

It is an arithmetic number, because the mean of its divisors is an integer number (674979128).

Almost surely, 2^3543640401 is an apocalyptic number.

It is an amenable number.

3543640401 is a deficient number, since it is larger than the sum of its proper divisors (1856192623).

3543640401 is a wasteful number, since it uses less digits than its factorization.

3543640401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168744791.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 3543640401 is about 59528.4839467628. The cubic root of 3543640401 is about 1524.5788178081.

The spelling of 3543640401 in words is "three billion, five hundred forty-three million, six hundred forty thousand, four hundred one".