38560440 has 64 divisors (see below), whose sum is σ = 116121600. Its totient is φ = 10243712.

The previous prime is 38560439. The next prime is 38560441. The reversal of 38560440 is 4406583.

It is an interprime number because it is at equal distance from previous prime (38560439) and next prime (38560441).

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

It is a junction number, because it is equal to n+sod(n) for n = 38560398 and 38560407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38560441) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 45541 + ... + 46379.

It is an arithmetic number, because the mean of its divisors is an integer number (1814400).

Almost surely, 2^38560440 is an apocalyptic number.

38560440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

38560440 is an abundant number, since it is smaller than the sum of its proper divisors (77561160).

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

38560440 is a wasteful number, since it uses less digits than its factorization.

38560440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1236 (or 1232 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 38560440 is about 6209.7053070174. The cubic root of 38560440 is about 337.8422755349.

The spelling of 38560440 in words is "thirty-eight million, five hundred sixty thousand, four hundred forty".