38897552 has 10 divisors (see below), whose sum is σ = 75364038. Its totient is φ = 19448768.

The previous prime is 38897543. The next prime is 38897557. The reversal of 38897552 is 25579883.

It can be written as a sum of positive squares in only one way, i.e., 19678096 + 19219456 = 4436^2 + 4384^2 .

It is a junction number, because it is equal to n+sod(n) for n = 38897497 and 38897506.

It is not an unprimeable number, because it can be changed into a prime (38897557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1215533 + ... + 1215564.

Almost surely, 2^38897552 is an apocalyptic number.

It is an amenable number.

38897552 is a deficient number, since it is larger than the sum of its proper divisors (36466486).

38897552 is a wasteful number, since it uses less digits than its factorization.

38897552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2431105 (or 2431099 counting only the distinct ones).

The product of its digits is 604800, while the sum is 47.

The square root of 38897552 is about 6236.7902000949. The cubic root of 38897552 is about 338.8239413216.

The spelling of 38897552 in words is "thirty-eight million, eight hundred ninety-seven thousand, five hundred fifty-two".