983647407 has 8 divisors (see below), whose sum is σ = 1328131840. Its totient is φ = 647463960.

The previous prime is 983647397. The next prime is 983647409. The reversal of 983647407 is 704746389.

It is a happy number.

983647407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 983647407 - 2¹⁰ = 983646383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (983647409) 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, 2074969 + ... + 2075442.

It is an arithmetic number, because the mean of its divisors is an integer number (166016480).

Almost surely, 2^983647407 is an apocalyptic number.

983647407 is a deficient number, since it is larger than the sum of its proper divisors (344484433).

983647407 is a wasteful number, since it uses less digits than its factorization.

983647407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4150493.

The product of its (nonzero) digits is 1016064, while the sum is 48.

The square root of 983647407 is about 31363.1536520166. The cubic root of 983647407 is about 994.5191508402.

The spelling of 983647407 in words is "nine hundred eighty-three million, six hundred forty-seven thousand, four hundred seven".