3489690549 has 4 divisors (see below), whose sum is σ = 4652920736. Its totient is φ = 2326460364.

The previous prime is 3489690517. The next prime is 3489690559. The reversal of 3489690549 is 9450969843.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3489690549 - 2⁵ = 3489690517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3489690509) 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 3 ways as a sum of consecutive naturals, for example, 581615089 + ... + 581615094.

It is an arithmetic number, because the mean of its divisors is an integer number (1163230184).

Almost surely, 2^3489690549 is an apocalyptic number.

It is an amenable number.

3489690549 is a deficient number, since it is larger than the sum of its proper divisors (1163230187).

3489690549 is a wasteful number, since it uses less digits than its factorization.

3489690549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163230186.

The product of its (nonzero) digits is 8398080, while the sum is 57.

The square root of 3489690549 is about 59073.6028103924. The cubic root of 3489690549 is about 1516.8022786494.

The spelling of 3489690549 in words is "three billion, four hundred eighty-nine million, six hundred ninety thousand, five hundred forty-nine".