2229557550 has 48 divisors (see below), whose sum is σ = 6031971072. Its totient is φ = 540498400.

The previous prime is 2229557483. The next prime is 2229557567. The reversal of 2229557550 is 557559222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 673974 + ... + 677273.

It is an arithmetic number, because the mean of its divisors is an integer number (125666064).

Almost surely, 2^2229557550 is an apocalyptic number.

2229557550 is an abundant number, since it is smaller than the sum of its proper divisors (3802413522).

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

2229557550 is a wasteful number, since it uses less digits than its factorization.

2229557550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1351273 (or 1351268 counting only the distinct ones).

The product of its (nonzero) digits is 315000, while the sum is 42.

The square root of 2229557550 is about 47218.1908802106. The cubic root of 2229557550 is about 1306.3901452926.

The spelling of 2229557550 in words is "two billion, two hundred twenty-nine million, five hundred fifty-seven thousand, five hundred fifty".