9702427 has 8 divisors (see below), whose sum is σ = 11740896. Its totient is φ = 7827072.

The previous prime is 9702421. The next prime is 9702431. The reversal of 9702427 is 7242079.

It is a happy number.

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

It is not a de Polignac number, because 9702427 - 2⁷ = 9702299 is a prime.

It is a Duffinian number.

9702427 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9702421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40648 + ... + 40885.

It is an arithmetic number, because the mean of its divisors is an integer number (1467612).

Almost surely, 2^9702427 is an apocalyptic number.

9702427 is a deficient number, since it is larger than the sum of its proper divisors (2038469).

9702427 is a wasteful number, since it uses less digits than its factorization.

9702427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81557.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 9702427 is about 3114.8719074787. The cubic root of 9702427 is about 213.2849089852.

The spelling of 9702427 in words is "nine million, seven hundred two thousand, four hundred twenty-seven".