38477653 has 2 divisors, whose sum is σ = 38477654. Its totient is φ = 38477652.

The previous prime is 38477627. The next prime is 38477657. The reversal of 38477653 is 35677483.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21362884 + 17114769 = 4622^2 + 4137^2 .

It is a cyclic number.

It is not a de Polignac number, because 38477653 - 2²¹ = 36380501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38477657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19238826 + 19238827.

It is an arithmetic number, because the mean of its divisors is an integer number (19238827).

Almost surely, 2^38477653 is an apocalyptic number.

It is an amenable number.

38477653 is a deficient number, since it is larger than the sum of its proper divisors (1).

38477653 is an equidigital number, since it uses as much as digits as its factorization.

38477653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 423360, while the sum is 43.

The square root of 38477653 is about 6203.0357890310. The cubic root of 38477653 is about 337.6003264608.

The spelling of 38477653 in words is "thirty-eight million, four hundred seventy-seven thousand, six hundred fifty-three".