6215401 has 2 divisors, whose sum is σ = 6215402. Its totient is φ = 6215400.

The previous prime is 6215393. The next prime is 6215423. The reversal of 6215401 is 1045126.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5645376 + 570025 = 2376^2 + 755^2 .

It is a cyclic number.

It is not a de Polignac number, because 6215401 - 2³ = 6215393 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6215431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3107700 + 3107701.

It is an arithmetic number, because the mean of its divisors is an integer number (3107701).

Almost surely, 2^6215401 is an apocalyptic number.

It is an amenable number.

6215401 is a deficient number, since it is larger than the sum of its proper divisors (1).

6215401 is an equidigital number, since it uses as much as digits as its factorization.

6215401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 6215401 is about 2493.0705966739. The cubic root of 6215401 is about 183.8610422966.

The spelling of 6215401 in words is "six million, two hundred fifteen thousand, four hundred one".