354021522 has 8 divisors (see below), whose sum is σ = 708043056. Its totient is φ = 118007172.

The previous prime is 354021469. The next prime is 354021539. The reversal of 354021522 is 225120453.

It is a sphenic number, since it is the product of 3 distinct primes.

354021522 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 354021492 and 354021501.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 29501788 + ... + 29501799.

It is an arithmetic number, because the mean of its divisors is an integer number (88505382).

Almost surely, 2^354021522 is an apocalyptic number.

354021522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

354021522 is a wasteful number, since it uses less digits than its factorization.

354021522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59003592.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 354021522 is about 18815.4596542311. The cubic root of 354021522 is about 707.4187311497.

Adding to 354021522 its reverse (225120453), we get a palindrome (579141975).

The spelling of 354021522 in words is "three hundred fifty-four million, twenty-one thousand, five hundred twenty-two".