38294775 has 30 divisors (see below), whose sum is σ = 70938912. Its totient is φ = 20422800.

The previous prime is 38294771. The next prime is 38294777. The reversal of 38294775 is 57749283.

38294775 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 38294775 - 2² = 38294771 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 38294775.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38294771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 7431 + ... + 11480.

Almost surely, 2^38294775 is an apocalyptic number.

38294775 is a deficient number, since it is larger than the sum of its proper divisors (32644137).

38294775 is a wasteful number, since it uses less digits than its factorization.

38294775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18933 (or 18919 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The square root of 38294775 is about 6188.2772239130. The cubic root of 38294775 is about 337.0646237898.

The spelling of 38294775 in words is "thirty-eight million, two hundred ninety-four thousand, seven hundred seventy-five".