3540641474 has 8 divisors (see below), whose sum is σ = 5383715340. Its totient is φ = 1746069696.

The previous prime is 3540641453. The next prime is 3540641479. The reversal of 3540641474 is 4741460453.

It can be written as a sum of positive squares in 2 ways, for example, as 3433374025 + 107267449 = 58595^2 + 10357^2 .

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

It is a super-3 number, since 3×3540641474³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (3540641479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12125339 + ... + 12125630.

Almost surely, 2^3540641474 is an apocalyptic number.

3540641474 is a deficient number, since it is larger than the sum of its proper divisors (1843073866).

3540641474 is a wasteful number, since it uses less digits than its factorization.

3540641474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24251044.

The product of its (nonzero) digits is 161280, while the sum is 38.

The square root of 3540641474 is about 59503.2896065419. The cubic root of 3540641474 is about 1524.1486207570.

The spelling of 3540641474 in words is "three billion, five hundred forty million, six hundred forty-one thousand, four hundred seventy-four".