38423461 has 2 divisors, whose sum is σ = 38423462. Its totient is φ = 38423460.

The previous prime is 38423459. The next prime is 38423513. The reversal of 38423461 is 16432483.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27984100 + 10439361 = 5290^2 + 3231^2 .

It is a cyclic number.

It is not a de Polignac number, because 38423461 - 2¹ = 38423459 is a prime.

Together with 38423459, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38423261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19211730 + 19211731.

It is an arithmetic number, because the mean of its divisors is an integer number (19211731).

Almost surely, 2^38423461 is an apocalyptic number.

It is an amenable number.

38423461 is a deficient number, since it is larger than the sum of its proper divisors (1).

38423461 is an equidigital number, since it uses as much as digits as its factorization.

38423461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 31.

The square root of 38423461 is about 6198.6660661791. Note that the first 3 decimals coincide. The cubic root of 38423461 is about 337.4417596806.

The spelling of 38423461 in words is "thirty-eight million, four hundred twenty-three thousand, four hundred sixty-one".