10420329 has 4 divisors (see below), whose sum is σ = 13893776. Its totient is φ = 6946884.

The previous prime is 10420327. The next prime is 10420331. The reversal of 10420329 is 92302401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (10420327) and next prime (10420331).

It is not a de Polignac number, because 10420329 - 2¹ = 10420327 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10420321) 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, 1736719 + ... + 1736724.

It is an arithmetic number, because the mean of its divisors is an integer number (3473444).

Almost surely, 2^10420329 is an apocalyptic number.

It is an amenable number.

10420329 is a deficient number, since it is larger than the sum of its proper divisors (3473447).

10420329 is an equidigital number, since it uses as much as digits as its factorization.

10420329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3473446.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 10420329 is about 3228.0534382194. The cubic root of 10420329 is about 218.4207079279.

The spelling of 10420329 in words is "ten million, four hundred twenty thousand, three hundred twenty-nine".