340677040 has 80 divisors (see below), whose sum is σ = 872863776. Its totient is φ = 122624000.

The previous prime is 340677031. The next prime is 340677041. The reversal of 340677040 is 40776043.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 340676993 and 340677011.

It is not an unprimeable number, because it can be changed into a prime (340677041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86964 + ... + 90796.

Almost surely, 2^340677040 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 340677040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (436431888).

340677040 is an abundant number, since it is smaller than the sum of its proper divisors (532186736).

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

340677040 is a wasteful number, since it uses less digits than its factorization.

340677040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3958 (or 3952 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 31.

The square root of 340677040 is about 18457.4386088644. The cubic root of 340677040 is about 698.4161742275.

The spelling of 340677040 in words is "three hundred forty million, six hundred seventy-seven thousand, forty".