3540472636 has 12 divisors (see below), whose sum is σ = 6205038112. Its totient is φ = 1767604608.

The previous prime is 3540472619. The next prime is 3540472643. The reversal of 3540472636 is 6362740453.

3540472636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 654900 + ... + 660283.

Almost surely, 2^3540472636 is an apocalyptic number.

It is an amenable number.

3540472636 is a deficient number, since it is larger than the sum of its proper divisors (2664565476).

3540472636 is a wasteful number, since it uses less digits than its factorization.

3540472636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315860 (or 1315858 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 40.

The square root of 3540472636 is about 59501.8708613435. The cubic root of 3540472636 is about 1524.1243936692.

The spelling of 3540472636 in words is "three billion, five hundred forty million, four hundred seventy-two thousand, six hundred thirty-six".