340337420 has 24 divisors (see below), whose sum is σ = 717005184. Its totient is φ = 135697536.

The previous prime is 340337419. The next prime is 340337447. The reversal of 340337420 is 24733043.

It is a self number, because there is not a number n which added to its sum of digits gives 340337420.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20924 + ... + 33443.

It is an arithmetic number, because the mean of its divisors is an integer number (29875216).

Almost surely, 2^340337420 is an apocalyptic number.

It is an amenable number.

340337420 is an abundant number, since it is smaller than the sum of its proper divisors (376667764).

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

340337420 is a wasteful number, since it uses less digits than its factorization.

340337420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54689 (or 54687 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 26.

The square root of 340337420 is about 18448.2362300573. The cubic root of 340337420 is about 698.1840140123.

The spelling of 340337420 in words is "three hundred forty million, three hundred thirty-seven thousand, four hundred twenty".