38243506 has 16 divisors (see below), whose sum is σ = 69417216. Its totient is φ = 15425856.

The previous prime is 38243497. The next prime is 38243507. The reversal of 38243506 is 60534283.

It is not an unprimeable number, because it can be changed into a prime (38243507) 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, 80106 + ... + 80581.

It is an arithmetic number, because the mean of its divisors is an integer number (4338576).

Almost surely, 2^38243506 is an apocalyptic number.

38243506 is a deficient number, since it is larger than the sum of its proper divisors (31173710).

38243506 is a wasteful number, since it uses less digits than its factorization.

38243506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160713.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 38243506 is about 6184.1334073579. The cubic root of 38243506 is about 336.9141360375.

Adding to 38243506 its reverse (60534283), we get a palindrome (98777789).

The spelling of 38243506 in words is "thirty-eight million, two hundred forty-three thousand, five hundred six".