6363890 has 16 divisors (see below), whose sum is σ = 12336408. Its totient is φ = 2349696.

The previous prime is 6363887. The next prime is 6363901. The reversal of 6363890 is 983636.

It can be written as a sum of positive squares in 4 ways, for example, as 3876961 + 2486929 = 1969^2 + 1577^2 .

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 6363890.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24347 + ... + 24606.

Almost surely, 2^6363890 is an apocalyptic number.

6363890 is a deficient number, since it is larger than the sum of its proper divisors (5972518).

6363890 is a wasteful number, since it uses less digits than its factorization.

6363890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48973.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 6363890 is about 2522.6751673571. The cubic root of 6363890 is about 185.3137116999.

It can be divided in two parts, 63638 and 90, that multiplied together give a triangular number (5727420 = T₃₃₈₄).

The spelling of 6363890 in words is "six million, three hundred sixty-three thousand, eight hundred ninety".