38305772 has 6 divisors (see below), whose sum is σ = 67035108. Its totient is φ = 19152884.

The previous prime is 38305769. The next prime is 38305789. The reversal of 38305772 is 27750383.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4788218 + ... + 4788225.

It is an arithmetic number, because the mean of its divisors is an integer number (11172518).

Almost surely, 2^38305772 is an apocalyptic number.

It is an amenable number.

38305772 is a deficient number, since it is larger than the sum of its proper divisors (28729336).

38305772 is a wasteful number, since it uses less digits than its factorization.

38305772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9576447 (or 9576445 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 38305772 is about 6189.1656949867. The cubic root of 38305772 is about 337.0968853269.

The spelling of 38305772 in words is "thirty-eight million, three hundred five thousand, seven hundred seventy-two".