38280401 has 2 divisors, whose sum is σ = 38280402. Its totient is φ = 38280400.

The previous prime is 38280373. The next prime is 38280479. The reversal of 38280401 is 10408283.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36590401 + 1690000 = 6049^2 + 1300^2 .

It is a cyclic number.

It is not a de Polignac number, because 38280401 - 2¹⁸ = 38018257 is a prime.

It is equal to p_2335139 and since 38280401 and 2335139 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (38280491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19140200 + 19140201.

It is an arithmetic number, because the mean of its divisors is an integer number (19140201).

Almost surely, 2^38280401 is an apocalyptic number.

It is an amenable number.

38280401 is a deficient number, since it is larger than the sum of its proper divisors (1).

38280401 is an equidigital number, since it uses as much as digits as its factorization.

38280401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 38280401 is about 6187.1157254411. The cubic root of 38280401 is about 337.0224459451.

Adding to 38280401 its reverse (10408283), we get a palindrome (48688684).

The spelling of 38280401 in words is "thirty-eight million, two hundred eighty thousand, four hundred one".