38972735 has 8 divisors (see below), whose sum is σ = 48276096. Its totient is φ = 30172320.

The previous prime is 38972719. The next prime is 38972753. The reversal of 38972735 is 53727983.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 38972735 - 2⁴ = 38972719 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 125564 + ... + 125873.

It is an arithmetic number, because the mean of its divisors is an integer number (6034512).

Almost surely, 2^38972735 is an apocalyptic number.

38972735 is a deficient number, since it is larger than the sum of its proper divisors (9303361).

38972735 is a wasteful number, since it uses less digits than its factorization.

38972735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251473.

The product of its digits is 317520, while the sum is 44.

The square root of 38972735 is about 6242.8146696823. The cubic root of 38972735 is about 339.0420990578.

The spelling of 38972735 in words is "thirty-eight million, nine hundred seventy-two thousand, seven hundred thirty-five".