6353990 has 16 divisors (see below), whose sum is σ = 11540448. Its totient is φ = 2518656.

The previous prime is 6353989. The next prime is 6354001. The reversal of 6353990 is 993536.

It is a self number, because there is not a number n which added to its sum of digits gives 6353990.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1682 + ... + 3941.

It is an arithmetic number, because the mean of its divisors is an integer number (721278).

Almost surely, 2^6353990 is an apocalyptic number.

6353990 is a deficient number, since it is larger than the sum of its proper divisors (5186458).

6353990 is a wasteful number, since it uses less digits than its factorization.

6353990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5743.

The product of its (nonzero) digits is 21870, while the sum is 35.

The square root of 6353990 is about 2520.7122009464. The cubic root of 6353990 is about 185.2175672607.

The spelling of 6353990 in words is "six million, three hundred fifty-three thousand, nine hundred ninety".