340401522 has 16 divisors (see below), whose sum is σ = 681298560. Its totient is φ = 113384592.

The previous prime is 340401521. The next prime is 340401559. The reversal of 340401522 is 225104043.

It is not an unprimeable number, because it can be changed into a prime (340401521) 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, 11397 + ... + 28472.

It is an arithmetic number, because the mean of its divisors is an integer number (42581160).

Almost surely, 2^340401522 is an apocalyptic number.

340401522 is an abundant number, since it is smaller than the sum of its proper divisors (340897038).

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

340401522 is a wasteful number, since it uses less digits than its factorization.

340401522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41297.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 340401522 is about 18449.9734959159. The cubic root of 340401522 is about 698.2278452020.

Adding to 340401522 its reverse (225104043), we get a palindrome (565505565).

The spelling of 340401522 in words is "three hundred forty million, four hundred one thousand, five hundred twenty-two".