38455628 has 6 divisors (see below), whose sum is σ = 67297356. Its totient is φ = 19227812.

The previous prime is 38455619. The next prime is 38455657. The reversal of 38455628 is 82655483.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4806950 + ... + 4806957.

It is an arithmetic number, because the mean of its divisors is an integer number (11216226).

Almost surely, 2^38455628 is an apocalyptic number.

It is an amenable number.

38455628 is a deficient number, since it is larger than the sum of its proper divisors (28841728).

38455628 is a wasteful number, since it uses less digits than its factorization.

38455628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9613911 (or 9613909 counting only the distinct ones).

The product of its digits is 230400, while the sum is 41.

The square root of 38455628 is about 6201.2601945089. The cubic root of 38455628 is about 337.5358988792.

The spelling of 38455628 in words is "thirty-eight million, four hundred fifty-five thousand, six hundred twenty-eight".