38513724 has 48 divisors (see below), whose sum is σ = 92991360. Its totient is φ = 12398400.

The previous prime is 38513693. The next prime is 38513731. The reversal of 38513724 is 42731583.

38513724 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51747 + ... + 52485.

It is an arithmetic number, because the mean of its divisors is an integer number (1937320).

Almost surely, 2^38513724 is an apocalyptic number.

It is an amenable number.

38513724 is an abundant number, since it is smaller than the sum of its proper divisors (54477636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38513724 is a wasteful number, since it uses less digits than its factorization.

38513724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890 (or 888 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 38513724 is about 6205.9426358934. The cubic root of 38513724 is about 337.7057883510.

The spelling of 38513724 in words is "thirty-eight million, five hundred thirteen thousand, seven hundred twenty-four".