38610457 has 2 divisors, whose sum is σ = 38610458. Its totient is φ = 38610456.

The previous prime is 38610409. The next prime is 38610461. The reversal of 38610457 is 75401683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35868121 + 2742336 = 5989^2 + 1656^2 .

It is a cyclic number.

It is not a de Polignac number, because 38610457 - 2⁷ = 38610329 is a prime.

It is not a weakly prime, because it can be changed into another prime (38610557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19305228 + 19305229.

It is an arithmetic number, because the mean of its divisors is an integer number (19305229).

Almost surely, 2^38610457 is an apocalyptic number.

It is an amenable number.

38610457 is a deficient number, since it is larger than the sum of its proper divisors (1).

38610457 is an equidigital number, since it uses as much as digits as its factorization.

38610457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 38610457 is about 6213.7313266668. The cubic root of 38610457 is about 337.9882849014.

It can be divided in two parts, 38610 and 457, that multiplied together give a triangular number (17644770 = T₅₉₄₀).

The spelling of 38610457 in words is "thirty-eight million, six hundred ten thousand, four hundred fifty-seven".