340990000 has 200 divisors, whose sum is σ = 924666512. Its totient is φ = 120960000.

The previous prime is 340989997. The next prime is 340990003. The reversal of 340990000 is 99043.

340990000 = T₂₉₉ + T₃₀₀ + ... + T₁₂₇₄.

It is an interprime number because it is at equal distance from previous prime (340989997) and next prime (340990003).

It is a tau number, because it is divible by the number of its divisors (200).

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340990003) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5589970 + ... + 5590030.

Almost surely, 2^340990000 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 340990000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (462333256).

340990000 is an abundant number, since it is smaller than the sum of its proper divisors (583676512).

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

340990000 is a wasteful number, since it uses less digits than its factorization.

340990000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145 (or 124 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 340990000 is about 18465.9145454537. The cubic root of 340990000 is about 698.6299734208.

The spelling of 340990000 in words is "three hundred forty million, nine hundred ninety thousand".