38000340 has 144 divisors (see below), whose sum is σ = 136735872. Its totient is φ = 8678016.

The previous prime is 38000293. The next prime is 38000351. The reversal of 38000340 is 4300083.

38000340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 33462 + ... + 34578.

Almost surely, 2^38000340 is an apocalyptic number.

38000340 is a gapful number since it is divisible by the number (30) 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 38000340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68367936).

38000340 is an abundant number, since it is smaller than the sum of its proper divisors (98735532).

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

38000340 is a wasteful number, since it uses less digits than its factorization.

38000340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148 (or 1134 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 38000340 is about 6164.4415805489. The cubic root of 38000340 is about 336.1985433713.

The spelling of 38000340 in words is "thirty-eight million, three hundred forty", and thus it is an aban number.