38521468 has 24 divisors (see below), whose sum is σ = 71293824. Its totient is φ = 18182400.

The previous prime is 38521463. The next prime is 38521471. The reversal of 38521468 is 86412583.

It is a happy number.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38521463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1296 + ... + 8872.

It is an arithmetic number, because the mean of its divisors is an integer number (2970576).

Almost surely, 2^38521468 is an apocalyptic number.

It is an amenable number.

38521468 is a deficient number, since it is larger than the sum of its proper divisors (32772356).

38521468 is a wasteful number, since it uses less digits than its factorization.

38521468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7653 (or 7651 counting only the distinct ones).

The product of its digits is 46080, while the sum is 37.

The square root of 38521468 is about 6206.5665226436. The cubic root of 38521468 is about 337.7284211348.

The spelling of 38521468 in words is "thirty-eight million, five hundred twenty-one thousand, four hundred sixty-eight".