38454416 has 120 divisors (see below), whose sum is σ = 102118464. Its totient is φ = 13829760.

The previous prime is 38454407. The next prime is 38454421. The reversal of 38454416 is 61445483.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2958026 + ... + 2958038.

Almost surely, 2^38454416 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 38454416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51059232).

38454416 is an abundant number, since it is smaller than the sum of its proper divisors (63664048).

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

38454416 is an equidigital number, since it uses as much as digits as its factorization.

38454416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67 (or 33 counting only the distinct ones).

The product of its digits is 46080, while the sum is 35.

The square root of 38454416 is about 6201.1624716661. The cubic root of 38454416 is about 337.5323528199.

Adding to 38454416 its reverse (61445483), we get a palindrome (99899899).

It can be divided in two parts, 38 and 454416, that added together give a palindrome (454454).

The spelling of 38454416 in words is "thirty-eight million, four hundred fifty-four thousand, four hundred sixteen".