340940472 has 64 divisors (see below), whose sum is σ = 884736000. Its totient is φ = 109355904.

The previous prime is 340940447. The next prime is 340940473. The reversal of 340940472 is 274049043.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340940473) by changing a digit.

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, 265929 + ... + 267207.

It is an arithmetic number, because the mean of its divisors is an integer number (13824000).

Almost surely, 2^340940472 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 340940472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (442368000).

340940472 is an abundant number, since it is smaller than the sum of its proper divisors (543795528).

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

340940472 is a wasteful number, since it uses less digits than its factorization.

340940472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1700 (or 1696 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 340940472 is about 18464.5734313035. The cubic root of 340940472 is about 698.5961469931.

The spelling of 340940472 in words is "three hundred forty million, nine hundred forty thousand, four hundred seventy-two".