1055216 has 10 divisors (see below), whose sum is σ = 2044512. Its totient is φ = 527600.

The previous prime is 1055191. The next prime is 1055231. The reversal of 1055216 is 6125501.

It is a super-2 number, since 2×1055216² = 2226961613312, 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, 32960 + ... + 32991.

2^1055216 is an apocalyptic number.

1055216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1055216 is a deficient number, since it is larger than the sum of its proper divisors (989296).

1055216 is an equidigital number, since it uses as much as digits as its factorization.

1055216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65959 (or 65953 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 1055216 is about 1027.2370709822. The cubic root of 1055216 is about 101.8076600908.

The spelling of 1055216 in words is "one million, fifty-five thousand, two hundred sixteen".