10649320 has 32 divisors (see below), whose sum is σ = 26140320. Its totient is φ = 3872320.

The previous prime is 10649311. The next prime is 10649321. The reversal of 10649320 is 2394601.

It is a super-2 number, since 2×10649320² = 226816032924800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10649321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11662 + ... + 12541.

It is an arithmetic number, because the mean of its divisors is an integer number (816885).

Almost surely, 2^10649320 is an apocalyptic number.

10649320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10649320 is an abundant number, since it is smaller than the sum of its proper divisors (15491000).

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

10649320 is a wasteful number, since it uses less digits than its factorization.

10649320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24225 (or 24221 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 10649320 is about 3263.3295880128. The cubic root of 10649320 is about 220.0090905335.

The spelling of 10649320 in words is "ten million, six hundred forty-nine thousand, three hundred twenty".