3628454969 has 4 divisors (see below), whose sum is σ = 3629547600. Its totient is φ = 3627362340.

The previous prime is 3628454957. The next prime is 3628454989. The reversal of 3628454969 is 9694548263.

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 a cyclic number.

It is not a de Polignac number, because 3628454969 - 2¹² = 3628450873 is a prime.

It is a super-2 number, since 2×3628454969² = 26331370924121581922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3628454989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 541319 + ... + 547980.

It is an arithmetic number, because the mean of its divisors is an integer number (907386900).

Almost surely, 2^3628454969 is an apocalyptic number.

It is an amenable number.

3628454969 is a deficient number, since it is larger than the sum of its proper divisors (1092631).

3628454969 is a wasteful number, since it uses less digits than its factorization.

3628454969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092630.

The product of its digits is 11197440, while the sum is 56.

The square root of 3628454969 is about 60236.6580165268. The cubic root of 3628454969 is about 1536.6462927916.

The spelling of 3628454969 in words is "three billion, six hundred twenty-eight million, four hundred fifty-four thousand, nine hundred sixty-nine".