10773621 has 8 divisors (see below), whose sum is σ = 15960960. Its totient is φ = 7182396.

The previous prime is 10773619. The next prime is 10773629. The reversal of 10773621 is 12637701.

It is not a de Polignac number, because 10773621 - 2¹ = 10773619 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 399023 = 10773621 / (1 + 0 + 7 + 7 + 3 + 6 + 2 + 1).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10773629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199485 + ... + 199538.

It is an arithmetic number, because the mean of its divisors is an integer number (1995120).

Almost surely, 2^10773621 is an apocalyptic number.

It is an amenable number.

10773621 is a deficient number, since it is larger than the sum of its proper divisors (5187339).

10773621 is an equidigital number, since it uses as much as digits as its factorization.

10773621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399032 (or 399026 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 27.

The square root of 10773621 is about 3282.3194542884. The cubic root of 10773621 is about 220.8617782591.

The spelling of 10773621 in words is "ten million, seven hundred seventy-three thousand, six hundred twenty-one".