3540722949 has 20 divisors (see below), whose sum is σ = 5290867296. Its totient is φ = 2359750536.

The previous prime is 3540722917. The next prime is 3540722951. The reversal of 3540722949 is 9492270453.

3540722949 is a `hidden beast` number, since 354 + 0 + 7 + 2 + 294 + 9 = 666.

It is not a de Polignac number, because 3540722949 - 2⁵ = 3540722917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3540722959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 425422 + ... + 433664.

Almost surely, 2^3540722949 is an apocalyptic number.

It is an amenable number.

3540722949 is a deficient number, since it is larger than the sum of its proper divisors (1750144347).

3540722949 is an equidigital number, since it uses as much as digits as its factorization.

3540722949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13558 (or 13549 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 3540722949 is about 59503.9742286177. The cubic root of 3540722949 is about 1524.1603115817.

The spelling of 3540722949 in words is "three billion, five hundred forty million, seven hundred twenty-two thousand, nine hundred forty-nine".