38506506 has 16 divisors (see below), whose sum is σ = 77155200. Its totient is φ = 12811808.

The previous prime is 38506487. The next prime is 38506511. The reversal of 38506506 is 60560583.

It is a super-3 number, since 3×38506506³ (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2226 + ... + 9053.

It is an arithmetic number, because the mean of its divisors is an integer number (4822200).

Almost surely, 2^38506506 is an apocalyptic number.

38506506 is an abundant number, since it is smaller than the sum of its proper divisors (38648694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38506506 is a wasteful number, since it uses less digits than its factorization.

38506506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11853.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 38506506 is about 6205.3610692691. The cubic root of 38506506 is about 337.6846901344.

The spelling of 38506506 in words is "thirty-eight million, five hundred six thousand, five hundred six".