340672020 has 192 divisors, whose sum is σ = 1080489984. Its totient is φ = 79626240.

The previous prime is 340671997. The next prime is 340672043. The reversal of 340672020 is 20276043.

It is an interprime number because it is at equal distance from previous prime (340671997) and next prime (340672043).

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 63 ways as a sum of consecutive naturals, for example, 1765044 + ... + 1765236.

It is an arithmetic number, because the mean of its divisors is an integer number (5627552).

Almost surely, 2^340672020 is an apocalyptic number.

340672020 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 340672020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (540244992).

340672020 is an abundant number, since it is smaller than the sum of its proper divisors (739817964).

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

340672020 is a wasteful number, since it uses less digits than its factorization.

340672020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322 (or 320 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 340672020 is about 18457.3026198305. The cubic root of 340672020 is about 698.4127437386.

The spelling of 340672020 in words is "three hundred forty million, six hundred seventy-two thousand, twenty".