4354428636 has 36 divisors (see below), whose sum is σ = 11187476664. Its totient is φ = 1427680800.

The previous prime is 4354428629. The next prime is 4354428679. The reversal of 4354428636 is 6368244534.

4354428636 is a `hidden beast` number, since 4 + 3 + 5 + 4 + 4 + 2 + 8 + 636 = 666.

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

It is a super-2 number, since 2×4354428636² = 37922097492033640992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4354428591 and 4354428600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 989250 + ... + 993641.

Almost surely, 2^4354428636 is an apocalyptic number.

It is an amenable number.

4354428636 is an abundant number, since it is smaller than the sum of its proper divisors (6833048028).

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

4354428636 is a wasteful number, since it uses less digits than its factorization.

4354428636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1982962 (or 1982957 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 45.

The square root of 4354428636 is about 65988.0946535055. The cubic root of 4354428636 is about 1632.9656869414.

The spelling of 4354428636 in words is "four billion, three hundred fifty-four million, four hundred twenty-eight thousand, six hundred thirty-six".