3628921401 has 12 divisors (see below), whose sum is σ = 5990600512. Its totient is φ = 2073669336.

The previous prime is 3628921367. The next prime is 3628921427. The reversal of 3628921401 is 1041298263.

3628921401 is a `hidden beast` number, since 3 + 628 + 9 + 21 + 4 + 0 + 1 = 666.

3628921401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3628921401 - 2⁷ = 3628921273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3628921001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28800901 + ... + 28801026.

Almost surely, 2^3628921401 is an apocalyptic number.

It is an amenable number.

3628921401 is a deficient number, since it is larger than the sum of its proper divisors (2361679111).

3628921401 is a wasteful number, since it uses less digits than its factorization.

3628921401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57601940 (or 57601937 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 3628921401 is about 60240.5295544453. The cubic root of 3628921401 is about 1536.7121344331.

The spelling of 3628921401 in words is "three billion, six hundred twenty-eight million, nine hundred twenty-one thousand, four hundred one".