38691752 has 64 divisors (see below), whose sum is σ = 84715200. Its totient is φ = 16381440.

The previous prime is 38691743. The next prime is 38691761. The reversal of 38691752 is 25719683.

It is an interprime number because it is at equal distance from previous prime (38691743) and next prime (38691761).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121898 + ... + 122214.

It is an arithmetic number, because the mean of its divisors is an integer number (1323675).

Almost surely, 2^38691752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38691752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42357600).

38691752 is an abundant number, since it is smaller than the sum of its proper divisors (46023448).

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

38691752 is a wasteful number, since it uses less digits than its factorization.

38691752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426 (or 422 counting only the distinct ones).

The product of its digits is 90720, while the sum is 41.

The square root of 38691752 is about 6220.2694475400. The cubic root of 38691752 is about 338.2253320472.

The spelling of 38691752 in words is "thirty-eight million, six hundred ninety-one thousand, seven hundred fifty-two".