38435520 has 56 divisors (see below), whose sum is σ = 122035824. Its totient is φ = 10249216.

The previous prime is 38435497. The next prime is 38435533. The reversal of 38435520 is 2553483.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19059 + ... + 20978.

Almost surely, 2^38435520 is an apocalyptic number.

38435520 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

38435520 is an abundant number, since it is smaller than the sum of its proper divisors (83600304).

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

38435520 is a wasteful number, since it uses less digits than its factorization.

38435520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40057 (or 40047 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 38435520 is about 6199.6386991501. The cubic root of 38435520 is about 337.4770574254.

The spelling of 38435520 in words is "thirty-eight million, four hundred thirty-five thousand, five hundred twenty".