38404536 has 64 divisors (see below), whose sum is σ = 101606400. Its totient is φ = 12076800.

The previous prime is 38404523. The next prime is 38404573. The reversal of 38404536 is 63540483.

It is a junction number, because it is equal to n+sod(n) for n = 38404497 and 38404506.

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, 29875 + ... + 31133.

It is an arithmetic number, because the mean of its divisors is an integer number (1587600).

Almost surely, 2^38404536 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 38404536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50803200).

38404536 is an abundant number, since it is smaller than the sum of its proper divisors (63201864).

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

38404536 is a wasteful number, since it uses less digits than its factorization.

38404536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340 (or 1336 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 38404536 is about 6197.1393400504. The cubic root of 38404536 is about 337.3863496622.

The spelling of 38404536 in words is "thirty-eight million, four hundred four thousand, five hundred thirty-six".