3540487746 has 32 divisors (see below), whose sum is σ = 7280605440. Its totient is φ = 1146963456.

The previous prime is 3540487733. The next prime is 3540487747. The reversal of 3540487746 is 6477840453.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3540487695 and 3540487704.

It is not an unprimeable number, because it can be changed into a prime (3540487747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197655 + ... + 214821.

It is an arithmetic number, because the mean of its divisors is an integer number (227518920).

Almost surely, 2^3540487746 is an apocalyptic number.

3540487746 is an abundant number, since it is smaller than the sum of its proper divisors (3740117694).

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

3540487746 is a wasteful number, since it uses less digits than its factorization.

3540487746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18138.

The product of its (nonzero) digits is 2257920, while the sum is 48.

The square root of 3540487746 is about 59501.9978320056. The cubic root of 3540487746 is about 1524.1265618813.

The spelling of 3540487746 in words is "three billion, five hundred forty million, four hundred eighty-seven thousand, seven hundred forty-six".