38774072 has 8 divisors (see below), whose sum is σ = 72701400. Its totient is φ = 19387032.

The previous prime is 38774027. The next prime is 38774077. The reversal of 38774072 is 27047783.

38774072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×38774072² = 3006857318922368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38774077) 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 as a sum of consecutive naturals, namely, 2423372 + ... + 2423387.

It is an arithmetic number, because the mean of its divisors is an integer number (9087675).

Almost surely, 2^38774072 is an apocalyptic number.

It is an amenable number.

38774072 is a deficient number, since it is larger than the sum of its proper divisors (33927328).

38774072 is a wasteful number, since it uses less digits than its factorization.

38774072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4846765 (or 4846761 counting only the distinct ones).

The product of its (nonzero) digits is 65856, while the sum is 38.

The square root of 38774072 is about 6226.8830083759. The cubic root of 38774072 is about 338.4650298750.

The spelling of 38774072 in words is "thirty-eight million, seven hundred seventy-four thousand, seventy-two".