38726427 has 32 divisors (see below), whose sum is σ = 56689920. Its totient is φ = 23431680.

The previous prime is 38726423. The next prime is 38726437. The reversal of 38726427 is 72462783.

It is not a de Polignac number, because 38726427 - 2² = 38726423 is a prime.

It is a super-2 number, since 2×38726427² = 2999472296372658, which contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (38726423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 170488 + ... + 170714.

It is an arithmetic number, because the mean of its divisors is an integer number (1771560).

Almost surely, 2^38726427 is an apocalyptic number.

38726427 is a deficient number, since it is larger than the sum of its proper divisors (17963493).

38726427 is a wasteful number, since it uses less digits than its factorization.

38726427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363.

The product of its digits is 112896, while the sum is 39.

The square root of 38726427 is about 6223.0560820227. The cubic root of 38726427 is about 338.3263394630.

The spelling of 38726427 in words is "thirty-eight million, seven hundred twenty-six thousand, four hundred twenty-seven".