340203892 has 48 divisors (see below), whose sum is σ = 718896640. Its totient is φ = 137611872.

The previous prime is 340203887. The next prime is 340203943. The reversal of 340203892 is 298302043.

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 15 ways as a sum of consecutive naturals, for example, 162283 + ... + 164365.

Almost surely, 2^340203892 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 340203892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (359448320).

340203892 is an abundant number, since it is smaller than the sum of its proper divisors (378692748).

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

340203892 is a wasteful number, since it uses less digits than its factorization.

340203892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2420 (or 2418 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 340203892 is about 18444.6168840667. The cubic root of 340203892 is about 698.0926935516.

The spelling of 340203892 in words is "three hundred forty million, two hundred three thousand, eight hundred ninety-two".