4211626428 has 36 divisors (see below), whose sum is σ = 11040356600. Its totient is φ = 1403875152.

The previous prime is 4211626423. The next prime is 4211626481. The reversal of 4211626428 is 8246261124.

4211626428 is a `hidden beast` number, since 4 + 2 + 1 + 1 + 6 + 2 + 642 + 8 = 666.

4211626428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4211626392 and 4211626401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4211626423) 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, 2165503 + ... + 2167446.

Almost surely, 2^4211626428 is an apocalyptic number.

It is an amenable number.

4211626428 is an abundant number, since it is smaller than the sum of its proper divisors (6828730172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4211626428 is a wasteful number, since it uses less digits than its factorization.

4211626428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4332968 (or 4332954 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 4211626428 is about 64897.0448325654. The cubic root of 4211626428 is about 1614.9160372596.

The spelling of 4211626428 in words is "four billion, two hundred eleven million, six hundred twenty-six thousand, four hundred twenty-eight".