38434916 has 48 divisors (see below), whose sum is σ = 75790848. Its totient is φ = 16934400.

The previous prime is 38434871. The next prime is 38434933. The reversal of 38434916 is 61943483.

It is a super-3 number, since 3×38434916³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 38434916.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 182051 + ... + 182261.

It is an arithmetic number, because the mean of its divisors is an integer number (1578976).

Almost surely, 2^38434916 is an apocalyptic number.

It is an amenable number.

38434916 is a deficient number, since it is larger than the sum of its proper divisors (37355932).

38434916 is a wasteful number, since it uses less digits than its factorization.

38434916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372 (or 370 counting only the distinct ones).

The product of its digits is 62208, while the sum is 38.

The square root of 38434916 is about 6199.5899864427. The cubic root of 38434916 is about 337.4752896403.

The spelling of 38434916 in words is "thirty-eight million, four hundred thirty-four thousand, nine hundred sixteen".