39238473 has 4 divisors (see below), whose sum is σ = 52317968. Its totient is φ = 26158980.

The previous prime is 39238453. The next prime is 39238523. The reversal of 39238473 is 37483293.

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.

It is not a de Polignac number, because 39238473 - 2²² = 35044169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39238453) 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, 6539743 + ... + 6539748.

It is an arithmetic number, because the mean of its divisors is an integer number (13079492).

Almost surely, 2^39238473 is an apocalyptic number.

It is an amenable number.

39238473 is a deficient number, since it is larger than the sum of its proper divisors (13079495).

39238473 is a wasteful number, since it uses less digits than its factorization.

39238473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13079494.

The product of its digits is 108864, while the sum is 39.

The square root of 39238473 is about 6264.0620207658. The cubic root of 39238473 is about 339.8109473790.

The spelling of 39238473 in words is "thirty-nine million, two hundred thirty-eight thousand, four hundred seventy-three".