1055909446 has 16 divisors (see below), whose sum is σ = 1589780880. Its totient is φ = 525987360.

The previous prime is 1055909443. The next prime is 1055909467. The reversal of 1055909446 is 6449095501.

It is a super-2 number, since 2×1055909446² = 2229889516304053832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055909443) 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, 1163725 + ... + 1164631.

It is an arithmetic number, because the mean of its divisors is an integer number (99361305).

Almost surely, 2^1055909446 is an apocalyptic number.

1055909446 is a deficient number, since it is larger than the sum of its proper divisors (533871434).

1055909446 is an equidigital number, since it uses as much as digits as its factorization.

1055909446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2439.

The product of its (nonzero) digits is 194400, while the sum is 43.

The square root of 1055909446 is about 32494.7602853137. The cubic root of 1055909446 is about 1018.2995652290.

The spelling of 1055909446 in words is "one billion, fifty-five million, nine hundred nine thousand, four hundred forty-six".