38509395 has 16 divisors (see below), whose sum is σ = 61775520. Its totient is φ = 20484864.

The previous prime is 38509349. The next prime is 38509417. The reversal of 38509395 is 59390583.

It is not a de Polignac number, because 38509395 - 2⁸ = 38509139 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2997 + ... + 9273.

It is an arithmetic number, because the mean of its divisors is an integer number (3860970).

Almost surely, 2^38509395 is an apocalyptic number.

38509395 is a deficient number, since it is larger than the sum of its proper divisors (23266125).

38509395 is a wasteful number, since it uses less digits than its factorization.

38509395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6694.

The product of its (nonzero) digits is 145800, while the sum is 42.

The square root of 38509395 is about 6205.5938474895. The cubic root of 38509395 is about 337.6931349989.

The spelling of 38509395 in words is "thirty-eight million, five hundred nine thousand, three hundred ninety-five".