3540044631 has 8 divisors (see below), whose sum is σ = 4743779200. Its totient is φ = 2348169912.

The previous prime is 3540044611. The next prime is 3540044639. The reversal of 3540044631 is 1364400453.

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

It is not a de Polignac number, because 3540044631 - 2⁶ = 3540044567 is a prime.

It is a super-2 number, since 2×3540044631² = 25063831978943852322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3540044639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2964265 + ... + 2965458.

It is an arithmetic number, because the mean of its divisors is an integer number (592972400).

Almost surely, 2^3540044631 is an apocalyptic number.

3540044631 is a deficient number, since it is larger than the sum of its proper divisors (1203734569).

3540044631 is a wasteful number, since it uses less digits than its factorization.

3540044631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5929925.

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

The square root of 3540044631 is about 59498.2741850551. The cubic root of 3540044631 is about 1524.0629744543.

The spelling of 3540044631 in words is "three billion, five hundred forty million, forty-four thousand, six hundred thirty-one".