39734993 has 4 divisors (see below), whose sum is σ = 39747648. Its totient is φ = 39722340.

The previous prime is 39734971. The next prime is 39735013. The reversal of 39734993 is 39943793.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 39734993 - 2¹² = 39730897 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (39730993) 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, 2348 + ... + 9218.

It is an arithmetic number, because the mean of its divisors is an integer number (9936912).

Almost surely, 2^39734993 is an apocalyptic number.

It is an amenable number.

39734993 is a deficient number, since it is larger than the sum of its proper divisors (12655).

39734993 is an equidigital number, since it uses as much as digits as its factorization.

39734993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12654.

The product of its digits is 551124, while the sum is 47.

The square root of 39734993 is about 6303.5698615943. The cubic root of 39734993 is about 341.2382559345.

The spelling of 39734993 in words is "thirty-nine million, seven hundred thirty-four thousand, nine hundred ninety-three".