38441663 has 4 divisors (see below), whose sum is σ = 41398728. Its totient is φ = 35484600.

The previous prime is 38441659. The next prime is 38441677. The reversal of 38441663 is 36614483.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36614483 = 137 ⋅267259.

It is a cyclic number.

It is not a de Polignac number, because 38441663 - 2² = 38441659 is a prime.

It is a super-2 number, since 2×38441663² = 2955522908411138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38441603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1478513 + ... + 1478538.

It is an arithmetic number, because the mean of its divisors is an integer number (10349682).

Almost surely, 2^38441663 is an apocalyptic number.

38441663 is a deficient number, since it is larger than the sum of its proper divisors (2957065).

38441663 is a wasteful number, since it uses less digits than its factorization.

38441663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2957064.

The product of its digits is 41472, while the sum is 35.

The square root of 38441663 is about 6200.1341114528. The cubic root of 38441663 is about 337.4950356837.

The spelling of 38441663 in words is "thirty-eight million, four hundred forty-one thousand, six hundred sixty-three".