38377028 has 6 divisors (see below), whose sum is σ = 67159806. Its totient is φ = 19188512.

The previous prime is 38377021. The next prime is 38377033. The reversal of 38377028 is 82077383.

It can be written as a sum of positive squares in only one way, i.e., 37724164 + 652864 = 6142^2 + 808^2 .

It is a super-2 number, since 2×38377028² = 2945592556225568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 38376982 and 38377000.

It is not an unprimeable number, because it can be changed into a prime (38377021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4797125 + ... + 4797132.

It is an arithmetic number, because the mean of its divisors is an integer number (11193301).

Almost surely, 2^38377028 is an apocalyptic number.

It is an amenable number.

38377028 is a deficient number, since it is larger than the sum of its proper divisors (28782778).

38377028 is a wasteful number, since it uses less digits than its factorization.

38377028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9594261 (or 9594259 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 38377028 is about 6194.9195313579. The cubic root of 38377028 is about 337.3057772315.

The spelling of 38377028 in words is "thirty-eight million, three hundred seventy-seven thousand, twenty-eight".