356221002 has 8 divisors (see below), whose sum is σ = 712442016. Its totient is φ = 118740332.

The previous prime is 356220983. The next prime is 356221027. The reversal of 356221002 is 200122653.

356221002 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

356221002 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 356221002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29685078 + ... + 29685089.

It is an arithmetic number, because the mean of its divisors is an integer number (89055252).

Almost surely, 2^356221002 is an apocalyptic number.

356221002 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.

356221002 is a wasteful number, since it uses less digits than its factorization.

356221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59370172.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 356221002 is about 18873.8178967585. The cubic root of 356221002 is about 708.8807346652.

Adding to 356221002 its reverse (200122653), we get a palindrome (556343655).

The spelling of 356221002 in words is "three hundred fifty-six million, two hundred twenty-one thousand, two".