6221258 has 8 divisors (see below), whose sum is σ = 9559620. Its totient is φ = 3034720.

The previous prime is 6221239. The next prime is 6221263. The reversal of 6221258 is 8521226.

It can be written as a sum of positive squares in 2 ways, for example, as 5968249 + 253009 = 2443^2 + 503^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×6221258² = 77408102205128, which contains 22 as substring.

It is a d-powerful number, because it can be written as 6² + 2¹³ + 2¹⁶ + 1 + 2²² + 5⁹ + 8² .

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, 37853 + ... + 38016.

Almost surely, 2^6221258 is an apocalyptic number.

6221258 is a deficient number, since it is larger than the sum of its proper divisors (3338362).

6221258 is a wasteful number, since it uses less digits than its factorization.

6221258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75912.

The product of its digits is 1920, while the sum is 26.

The square root of 6221258 is about 2494.2449759396. The cubic root of 6221258 is about 183.9187771632.

Subtracting 6221258 from its reverse (8521226), we obtain a cube (2299968 = 132³).

The spelling of 6221258 in words is "six million, two hundred twenty-one thousand, two hundred fifty-eight".