3557420202 has 16 divisors (see below), whose sum is σ = 8131246272. Its totient is φ = 1016405760.

The previous prime is 3557420173. The next prime is 3557420203. The reversal of 3557420202 is 2020247553.

It is a self number, because there is not a number n which added to its sum of digits gives 3557420202.

It is not an unprimeable number, because it can be changed into a prime (3557420203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42350199 + ... + 42350282.

It is an arithmetic number, because the mean of its divisors is an integer number (508202892).

Almost surely, 2^3557420202 is an apocalyptic number.

3557420202 is an abundant number, since it is smaller than the sum of its proper divisors (4573826070).

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

3557420202 is a wasteful number, since it uses less digits than its factorization.

3557420202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84700493.

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 3557420202 is about 59644.1128863528. The cubic root of 3557420202 is about 1526.5524210278.

Adding to 3557420202 its reverse (2020247553), we get a palindrome (5577667755).

The spelling of 3557420202 in words is "three billion, five hundred fifty-seven million, four hundred twenty thousand, two hundred two".