6036421 has 2 divisors, whose sum is σ = 6036422. Its totient is φ = 6036420.

The previous prime is 6036409. The next prime is 6036427. The reversal of 6036421 is 1246306.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3744225 + 2292196 = 1935^2 + 1514^2 .

It is a cyclic number.

It is not a de Polignac number, because 6036421 - 2⁷ = 6036293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6036392 and 6036401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6036427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3018210 + 3018211.

It is an arithmetic number, because the mean of its divisors is an integer number (3018211).

Almost surely, 2^6036421 is an apocalyptic number.

It is an amenable number.

6036421 is a deficient number, since it is larger than the sum of its proper divisors (1).

6036421 is an equidigital number, since it uses as much as digits as its factorization.

6036421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 6036421 is about 2456.9129003691. The cubic root of 6036421 is about 182.0789919958.

It can be divided in two parts, 60 and 36421, that added together give a square (36481 = 191²).

The spelling of 6036421 in words is "six million, thirty-six thousand, four hundred twenty-one".