340238388 has 24 divisors (see below), whose sum is σ = 907302592. Its totient is φ = 97210944.

The previous prime is 340238387. The next prime is 340238389. The reversal of 340238388 is 883832043.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (340238387) and next prime (340238389).

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340238383) 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 7 ways as a sum of consecutive naturals, for example, 2025145 + ... + 2025312.

Almost surely, 2^340238388 is an apocalyptic number.

It is an amenable number.

340238388 is an abundant number, since it is smaller than the sum of its proper divisors (567064204).

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

340238388 is a wasteful number, since it uses less digits than its factorization.

340238388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4050471 (or 4050469 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 39.

The square root of 340238388 is about 18445.5519841505. The cubic root of 340238388 is about 698.1162878257.

The spelling of 340238388 in words is "three hundred forty million, two hundred thirty-eight thousand, three hundred eighty-eight".