340474040 has 32 divisors (see below), whose sum is σ = 766860480. Its totient is φ = 136048512.

The previous prime is 340474003. The next prime is 340474049. The reversal of 340474040 is 40474043.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340474049) 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 7 ways as a sum of consecutive naturals, for example, 40262 + ... + 47978.

It is an arithmetic number, because the mean of its divisors is an integer number (23964390).

Almost surely, 2^340474040 is an apocalyptic number.

It is an amenable number.

340474040 is an abundant number, since it is smaller than the sum of its proper divisors (426386440).

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

340474040 is a wasteful number, since it uses less digits than its factorization.

340474040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8831 (or 8827 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 26.

The square root of 340474040 is about 18451.9386515347. The cubic root of 340474040 is about 698.2774243886.

The spelling of 340474040 in words is "three hundred forty million, four hundred seventy-four thousand, forty".