3549399374 has 32 divisors (see below), whose sum is σ = 5578813440. Its totient is φ = 1691632800.

The previous prime is 3549399361. The next prime is 3549399401. The reversal of 3549399374 is 4739939453.

It is a happy number.

It is a super-3 number, since 3×3549399374³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3344804 + ... + 3345864.

It is an arithmetic number, because the mean of its divisors is an integer number (174337920).

Almost surely, 2^3549399374 is an apocalyptic number.

3549399374 is a deficient number, since it is larger than the sum of its proper divisors (2029414066).

3549399374 is a wasteful number, since it uses less digits than its factorization.

3549399374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1856.

The product of its digits is 11022480, while the sum is 56.

The square root of 3549399374 is about 59576.8358844274. The cubic root of 3549399374 is about 1525.4042642650.

The spelling of 3549399374 in words is "three billion, five hundred forty-nine million, three hundred ninety-nine thousand, three hundred seventy-four".