6340490 has 64 divisors (see below), whose sum is σ = 13789440. Its totient is φ = 2073600.

The previous prime is 6340483. The next prime is 6340501. The reversal of 6340490 is 940436.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41915 + ... + 42065.

It is an arithmetic number, because the mean of its divisors is an integer number (215460).

Almost surely, 2^6340490 is an apocalyptic number.

6340490 is an abundant number, since it is smaller than the sum of its proper divisors (7448950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6340490 is a wasteful number, since it uses less digits than its factorization.

6340490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 6340490 is about 2518.0329624530. The cubic root of 6340490 is about 185.0863001303.

The spelling of 6340490 in words is "six million, three hundred forty thousand, four hundred ninety".