3649612469 has 8 divisors (see below), whose sum is σ = 3833515392. Its totient is φ = 3467811600.

The previous prime is 3649612457. The next prime is 3649612517. The reversal of 3649612469 is 9642169463.

3649612469 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3649612469 - 2¹⁶ = 3649546933 is a prime.

It is a super-2 number, since 2×3649612469² = 26639342347760551922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3649615469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 521954 + ... + 528899.

It is an arithmetic number, because the mean of its divisors is an integer number (479189424).

Almost surely, 2^3649612469 is an apocalyptic number.

It is an amenable number.

3649612469 is a deficient number, since it is larger than the sum of its proper divisors (183902923).

3649612469 is a wasteful number, since it uses less digits than its factorization.

3649612469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051027.

The product of its digits is 1679616, while the sum is 50.

The square root of 3649612469 is about 60412.0225534620. The cubic root of 3649612469 is about 1539.6272315559.

The spelling of 3649612469 in words is "three billion, six hundred forty-nine million, six hundred twelve thousand, four hundred sixty-nine".