2201554002 has 32 divisors (see below), whose sum is σ = 4495659840. Its totient is φ = 718571520.

The previous prime is 2201553979. The next prime is 2201554007. The reversal of 2201554002 is 2004551022.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2201554002.

It is not an unprimeable number, because it can be changed into a prime (2201554007) 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, 42802 + ... + 78962.

It is an arithmetic number, because the mean of its divisors is an integer number (140489370).

Almost surely, 2^2201554002 is an apocalyptic number.

2201554002 is an abundant number, since it is smaller than the sum of its proper divisors (2294105838).

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

2201554002 is a wasteful number, since it uses less digits than its factorization.

2201554002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36378.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 2201554002 is about 46920.7203908891. The cubic root of 2201554002 is about 1300.8976053383.

The spelling of 2201554002 in words is "two billion, two hundred one million, five hundred fifty-four thousand, two".