4261223236 has 12 divisors (see below), whose sum is σ = 7469192080. Its totient is φ = 2127168360.

The previous prime is 4261223189. The next prime is 4261223251. The reversal of 4261223236 is 6323221624.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 4261223198 and 4261223207.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 858030 + ... + 862981.

Almost surely, 2^4261223236 is an apocalyptic number.

It is an amenable number.

4261223236 is a deficient number, since it is larger than the sum of its proper divisors (3207968844).

4261223236 is a wasteful number, since it uses less digits than its factorization.

4261223236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1721634 (or 1721632 counting only the distinct ones).

The product of its digits is 20736, while the sum is 31.

The square root of 4261223236 is about 65278.0455896161. The cubic root of 4261223236 is about 1621.2304876812.

The spelling of 4261223236 in words is "four billion, two hundred sixty-one million, two hundred twenty-three thousand, two hundred thirty-six".