1055554222 has 4 divisors (see below), whose sum is σ = 1583331336. Its totient is φ = 527777110.

The previous prime is 1055554219. The next prime is 1055554261. The reversal of 1055554222 is 2224555501.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2224555501 = 7 ⋅317793643.

It is a super-2 number, since 2×1055554222² = 2228389431164050568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263888554 + ... + 263888557.

It is an arithmetic number, because the mean of its divisors is an integer number (395832834).

Almost surely, 2^1055554222 is an apocalyptic number.

1055554222 is a deficient number, since it is larger than the sum of its proper divisors (527777114).

1055554222 is an equidigital number, since it uses as much as digits as its factorization.

1055554222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527777113.

The product of its (nonzero) digits is 20000, while the sum is 31.

The square root of 1055554222 is about 32489.2939597031. The cubic root of 1055554222 is about 1018.1853619335.

The spelling of 1055554222 in words is "one billion, fifty-five million, five hundred fifty-four thousand, two hundred twenty-two".