3621454828 has 12 divisors (see below), whose sum is σ = 6338631040. Its totient is φ = 1810417392.

The previous prime is 3621454817. The next prime is 3621454829. The reversal of 3621454828 is 8284541263.

It is a happy number.

It is a super-2 number, since 2×3621454828² = 26229870142489019168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3621454829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50151 + ... + 98782.

Almost surely, 2^3621454828 is an apocalyptic number.

It is an amenable number.

3621454828 is a deficient number, since it is larger than the sum of its proper divisors (2717176212).

3621454828 is a wasteful number, since it uses less digits than its factorization.

3621454828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155016 (or 155014 counting only the distinct ones).

The product of its digits is 368640, while the sum is 43.

The square root of 3621454828 is about 60178.5246412705. The cubic root of 3621454828 is about 1535.6574728800.

The spelling of 3621454828 in words is "three billion, six hundred twenty-one million, four hundred fifty-four thousand, eight hundred twenty-eight".