39246397 has 4 divisors (see below), whose sum is σ = 39261436. Its totient is φ = 39231360.

The previous prime is 39246379. The next prime is 39246433. The reversal of 39246397 is 79364293.

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

It can be written as a sum of positive squares in 2 ways, for example, as 31595641 + 7650756 = 5621^2 + 2766^2 .

It is a cyclic number.

It is not a de Polignac number, because 39246397 - 2¹¹ = 39244349 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 (39246497) 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, 2478 + ... + 9199.

It is an arithmetic number, because the mean of its divisors is an integer number (9815359).

Almost surely, 2^39246397 is an apocalyptic number.

It is an amenable number.

39246397 is a deficient number, since it is larger than the sum of its proper divisors (15039).

39246397 is a wasteful number, since it uses less digits than its factorization.

39246397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15038.

The product of its digits is 244944, while the sum is 43.

The square root of 39246397 is about 6264.6944857670. The cubic root of 39246397 is about 339.8338201746.

The spelling of 39246397 in words is "thirty-nine million, two hundred forty-six thousand, three hundred ninety-seven".