38750397 has 16 divisors (see below), whose sum is σ = 59244672. Its totient is φ = 22069440.

The previous prime is 38750389. The next prime is 38750407. The reversal of 38750397 is 79305783.

It is not a de Polignac number, because 38750397 - 2³ = 38750389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38750317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3747 + ... + 9567.

It is an arithmetic number, because the mean of its divisors is an integer number (3702792).

Almost surely, 2^38750397 is an apocalyptic number.

It is an amenable number.

38750397 is a deficient number, since it is larger than the sum of its proper divisors (20494275).

38750397 is a wasteful number, since it uses less digits than its factorization.

38750397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6148.

The product of its (nonzero) digits is 158760, while the sum is 42.

The square root of 38750397 is about 6224.9816867201. The cubic root of 38750397 is about 338.3961282384.

The spelling of 38750397 in words is "thirty-eight million, seven hundred fifty thousand, three hundred ninety-seven".