38513532 has 48 divisors (see below), whose sum is σ = 97664000. Its totient is φ = 11767680.

The previous prime is 38513507. The next prime is 38513557. The reversal of 38513532 is 23531583.

It is an interprime number because it is at equal distance from previous prime (38513507) and next prime (38513557).

It is a self number, because there is not a number n which added to its sum of digits gives 38513532.

It is a congruent number.

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, 4344 + ... + 9792.

Almost surely, 2^38513532 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 38513532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48832000).

38513532 is an abundant number, since it is smaller than the sum of its proper divisors (59150468).

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

38513532 is a wasteful number, since it uses less digits than its factorization.

38513532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5506 (or 5504 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 38513532 is about 6205.9271668301. The cubic root of 38513532 is about 337.7052271691.

The spelling of 38513532 in words is "thirty-eight million, five hundred thirteen thousand, five hundred thirty-two".