38472906 has 16 divisors (see below), whose sum is σ = 77031648. Its totient is φ = 12810000.

The previous prime is 38472901. The next prime is 38472913. The reversal of 38472906 is 60927483.

It is not an unprimeable number, because it can be changed into a prime (38472901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3256 + ... + 9356.

It is an arithmetic number, because the mean of its divisors is an integer number (4814478).

Almost surely, 2^38472906 is an apocalyptic number.

38472906 is an abundant number, since it is smaller than the sum of its proper divisors (38558742).

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

38472906 is a wasteful number, since it uses less digits than its factorization.

38472906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7157.

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 38472906 is about 6202.6531420030. The cubic root of 38472906 is about 337.5864426041.

The spelling of 38472906 in words is "thirty-eight million, four hundred seventy-two thousand, nine hundred six".