38523456 has 84 divisors (see below), whose sum is σ = 112849152. Its totient is φ = 12559104.

The previous prime is 38523449. The next prime is 38523461. The reversal of 38523456 is 65432583.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 38523456.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26361 + ... + 27783.

Almost surely, 2^38523456 is an apocalyptic number.

38523456 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38523456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56424576).

38523456 is an abundant number, since it is smaller than the sum of its proper divisors (74325696).

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

38523456 is a wasteful number, since it uses less digits than its factorization.

38523456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1488 (or 1475 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 38523456 is about 6206.7266735373. The cubic root of 38523456 is about 337.7342308178.

The spelling of 38523456 in words is "thirty-eight million, five hundred twenty-three thousand, four hundred fifty-six".