3236042421 has 12 divisors (see below), whose sum is σ = 4847405472. Its totient is φ = 2157361452.

The previous prime is 3236042393. The next prime is 3236042461. The reversal of 3236042421 is 1242406323.

3236042421 is a `hidden beast` number, since 3 + 236 + 0 + 4 + 2 + 421 = 666.

It is not a de Polignac number, because 3236042421 - 2⁹ = 3236041909 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3236042461) 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, 6658281 + ... + 6658766.

It is an arithmetic number, because the mean of its divisors is an integer number (403950456).

Almost surely, 2^3236042421 is an apocalyptic number.

It is an amenable number.

3236042421 is a deficient number, since it is larger than the sum of its proper divisors (1611363051).

3236042421 is an equidigital number, since it uses as much as digits as its factorization.

3236042421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13317062 (or 13317050 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 3236042421 is about 56886.2234728234. The cubic root of 3236042421 is about 1479.1245158469.

Adding to 3236042421 its reverse (1242406323), we get a palindrome (4478448744).

The spelling of 3236042421 in words is "three billion, two hundred thirty-six million, forty-two thousand, four hundred twenty-one".