3540722 has 8 divisors (see below), whose sum is σ = 5340972. Its totient is φ = 1760400.

The previous prime is 3540721. The next prime is 3540763. The reversal of 3540722 is 2270453.

3540722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3066001 + 474721 = 1751^2 + 689^2 .

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

It is not an unprimeable number, because it can be changed into a prime (3540721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4529 + ... + 5252.

Almost surely, 2^3540722 is an apocalyptic number.

3540722 is a deficient number, since it is larger than the sum of its proper divisors (1800250).

3540722 is a wasteful number, since it uses less digits than its factorization.

3540722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9964.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 3540722 is about 1881.6806317758. The cubic root of 3540722 is about 152.4160175411.

The spelling of 3540722 in words is "three million, five hundred forty thousand, seven hundred twenty-two".