10649001 has 16 divisors (see below), whose sum is σ = 15545088. Its totient is φ = 6430800.

The previous prime is 10648997. The next prime is 10649011. The reversal of 10649001 is 10094601.

It is not a de Polignac number, because 10649001 - 2² = 10648997 is a prime.

It is a super-2 number, since 2×10649001² = 226802444596002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10649011) 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 15 ways as a sum of consecutive naturals, for example, 15066 + ... + 15756.

It is an arithmetic number, because the mean of its divisors is an integer number (971568).

Almost surely, 2^10649001 is an apocalyptic number.

10649001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10649001 is a deficient number, since it is larger than the sum of its proper divisors (4896087).

10649001 is a wasteful number, since it uses less digits than its factorization.

10649001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1172.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 10649001 is about 3263.2807111862. The cubic root of 10649001 is about 220.0068937234.

The spelling of 10649001 in words is "ten million, six hundred forty-nine thousand, one".