3549400324 has 6 divisors (see below), whose sum is σ = 6211450574. Its totient is φ = 1774700160.

The previous prime is 3549400321. The next prime is 3549400339. The reversal of 3549400324 is 4230049453.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3510562500 + 38837824 = 59250^2 + 6232^2 .

It is a super-2 number, since 2×3549400324² = 25196485320022609952, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3549400324.

It is not an unprimeable number, because it can be changed into a prime (3549400321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 443675037 + ... + 443675044.

Almost surely, 2^3549400324 is an apocalyptic number.

It is an amenable number.

3549400324 is a deficient number, since it is larger than the sum of its proper divisors (2662050250).

3549400324 is a wasteful number, since it uses less digits than its factorization.

3549400324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887350085 (or 887350083 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 3549400324 is about 59576.8438573243. The cubic root of 3549400324 is about 1525.4044003569.

Adding to 3549400324 its reverse (4230049453), we get a palindrome (7779449777).

The spelling of 3549400324 in words is "three billion, five hundred forty-nine million, four hundred thousand, three hundred twenty-four".