6498920 has 16 divisors (see below), whose sum is σ = 14622660. Its totient is φ = 2599552.

The previous prime is 6498917. The next prime is 6498923. The reversal of 6498920 is 298946.

It is an interprime number because it is at equal distance from previous prime (6498917) and next prime (6498923).

It can be written as a sum of positive squares in 2 ways, for example, as 5924356 + 574564 = 2434^2 + 758^2 .

It is a super-2 number, since 2×6498920² = 84471922332800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6498923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81197 + ... + 81276.

Almost surely, 2^6498920 is an apocalyptic number.

It is an amenable number.

6498920 is an abundant number, since it is smaller than the sum of its proper divisors (8123740).

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

6498920 is a wasteful number, since it uses less digits than its factorization.

6498920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162484 (or 162480 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 6498920 is about 2549.2979425716. The cubic root of 6498920 is about 186.6152210836.

The spelling of 6498920 in words is "six million, four hundred ninety-eight thousand, nine hundred twenty".