38662501 has 2 divisors, whose sum is σ = 38662502. Its totient is φ = 38662500.

The previous prime is 38662489. The next prime is 38662513. The reversal of 38662501 is 10526683.

It is a balanced prime because it is at equal distance from previous prime (38662489) and next prime (38662513).

It can be written as a sum of positive squares in only one way, i.e., 28890625 + 9771876 = 5375^2 + 3126^2 .

It is a cyclic number.

It is not a de Polignac number, because 38662501 - 2⁵ = 38662469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38662531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19331250 + 19331251.

It is an arithmetic number, because the mean of its divisors is an integer number (19331251).

Almost surely, 2^38662501 is an apocalyptic number.

It is an amenable number.

38662501 is a deficient number, since it is larger than the sum of its proper divisors (1).

38662501 is an equidigital number, since it uses as much as digits as its factorization.

38662501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 38662501 is about 6217.9177382786. The cubic root of 38662501 is about 338.1400776723.

The spelling of 38662501 in words is "thirty-eight million, six hundred sixty-two thousand, five hundred one".