340394502 has 32 divisors (see below), whose sum is σ = 823813632. Its totient is φ = 91534464.

The previous prime is 340394501. The next prime is 340394507. The reversal of 340394502 is 205493043.

It is a self number, because there is not a number n which added to its sum of digits gives 340394502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340394501) 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, 237658 + ... + 239085.

It is an arithmetic number, because the mean of its divisors is an integer number (25744176).

Almost surely, 2^340394502 is an apocalyptic number.

340394502 is an abundant number, since it is smaller than the sum of its proper divisors (483419130).

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

340394502 is a wasteful number, since it uses less digits than its factorization.

340394502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476772.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 340394502 is about 18449.7832507593. The cubic root of 340394502 is about 698.2230453869.

The spelling of 340394502 in words is "three hundred forty million, three hundred ninety-four thousand, five hundred two".