10421697 has 32 divisors (see below), whose sum is σ = 17297280. Its totient is φ = 5483520.

The previous prime is 10421689. The next prime is 10421707. The reversal of 10421697 is 79612401.

It is a happy number.

It is not a de Polignac number, because 10421697 - 2³ = 10421689 is a prime.

It is a super-2 number, since 2×10421697² = 217223536719618, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10421617) 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 31 ways as a sum of consecutive naturals, for example, 6579 + ... + 8007.

It is an arithmetic number, because the mean of its divisors is an integer number (540540).

Almost surely, 2^10421697 is an apocalyptic number.

10421697 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

10421697 is a deficient number, since it is larger than the sum of its proper divisors (6875583).

10421697 is a wasteful number, since it uses less digits than its factorization.

10421697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 10421697 is about 3228.2653236684. The cubic root of 10421697 is about 218.4302657341.

The spelling of 10421697 in words is "ten million, four hundred twenty-one thousand, six hundred ninety-seven".