1055859722 has 4 divisors (see below), whose sum is σ = 1583789586. Its totient is φ = 527929860.

The previous prime is 1055859719. The next prime is 1055859737. The reversal of 1055859722 is 2279585501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2279585501 = 241 ⋅9458861.

It can be written as a sum of positive squares in only one way, i.e., 823632601 + 232227121 = 28699^2 + 15239^2 .

It is a super-2 number, since 2×1055859722² = 2229679505083834568, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263964929 + ... + 263964932.

Almost surely, 2^1055859722 is an apocalyptic number.

1055859722 is a deficient number, since it is larger than the sum of its proper divisors (527929864).

1055859722 is an equidigital number, since it uses as much as digits as its factorization.

1055859722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527929863.

The product of its (nonzero) digits is 252000, while the sum is 44.

The square root of 1055859722 is about 32493.9951683384. The cubic root of 1055859722 is about 1018.2835806757.

The spelling of 1055859722 in words is "one billion, fifty-five million, eight hundred fifty-nine thousand, seven hundred twenty-two".