10425921 has 8 divisors (see below), whose sum is σ = 15165024. Its totient is φ = 6318720.

The previous prime is 10425917. The next prime is 10425929. The reversal of 10425921 is 12952401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10425921 - 2² = 10425917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10425891 and 10425900.

It is not an unprimeable number, because it can be changed into a prime (10425929) 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, 157936 + ... + 158001.

It is an arithmetic number, because the mean of its divisors is an integer number (1895628).

Almost surely, 2^10425921 is an apocalyptic number.

10425921 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10425921 is a deficient number, since it is larger than the sum of its proper divisors (4739103).

10425921 is a wasteful number, since it uses less digits than its factorization.

10425921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315951.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 10425921 is about 3228.9194787111. The cubic root of 10425921 is about 218.4597722792.

The spelling of 10425921 in words is "ten million, four hundred twenty-five thousand, nine hundred twenty-one".