39997483 has 4 divisors (see below), whose sum is σ = 41736528. Its totient is φ = 38258440.

The previous prime is 39997469. The next prime is 39997487. The reversal of 39997483 is 38479993.

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 39997483 - 2¹³ = 39989291 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 39997483.

It is not an unprimeable number, because it can be changed into a prime (39997487) 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, 869488 + ... + 869533.

It is an arithmetic number, because the mean of its divisors is an integer number (10434132).

Almost surely, 2^39997483 is an apocalyptic number.

39997483 is a deficient number, since it is larger than the sum of its proper divisors (1739045).

39997483 is a wasteful number, since it uses less digits than its factorization.

39997483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1739044.

The product of its digits is 1469664, while the sum is 52.

The square root of 39997483 is about 6324.3563308846. The cubic root of 39997483 is about 341.9880158358.

The spelling of 39997483 in words is "thirty-nine million, nine hundred ninety-seven thousand, four hundred eighty-three".