9620407 has 4 divisors (see below), whose sum is σ = 9880456. Its totient is φ = 9360360.

The previous prime is 9620399. The next prime is 9620411. The reversal of 9620407 is 7040269.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9620407 - 2³ = 9620399 is a prime.

It is a Duffinian number.

9620407 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9620437) 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, 129969 + ... + 130042.

It is an arithmetic number, because the mean of its divisors is an integer number (2470114).

Almost surely, 2^9620407 is an apocalyptic number.

9620407 is a deficient number, since it is larger than the sum of its proper divisors (260049).

9620407 is a wasteful number, since it uses less digits than its factorization.

9620407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260048.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 9620407 is about 3101.6780941935. The cubic root of 9620407 is about 212.6822022086.

It can be divided in two parts, 96 and 20407, that added together give a triangular number (20503 = T₂₀₂).

The spelling of 9620407 in words is "nine million, six hundred twenty thousand, four hundred seven".