38864039 has 2 divisors, whose sum is σ = 38864040. Its totient is φ = 38864038.

The previous prime is 38864027. The next prime is 38864053. The reversal of 38864039 is 93046883.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38864039 - 2¹⁶ = 38798503 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 38863987 and 38864005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38864009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19432019 + 19432020.

It is an arithmetic number, because the mean of its divisors is an integer number (19432020).

Almost surely, 2^38864039 is an apocalyptic number.

38864039 is a deficient number, since it is larger than the sum of its proper divisors (1).

38864039 is an equidigital number, since it uses as much as digits as its factorization.

38864039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 38864039 is about 6234.1029025835. The cubic root of 38864039 is about 338.7266064100.

The spelling of 38864039 in words is "thirty-eight million, eight hundred sixty-four thousand, thirty-nine".