1054216 has 8 divisors (see below), whose sum is σ = 1976670. Its totient is φ = 527104.

The previous prime is 1054213. The next prime is 1054219. The reversal of 1054216 is 6124501.

It is an interprime number because it is at equal distance from previous prime (1054213) and next prime (1054219).

It can be written as a sum of positive squares in only one way, i.e., 729316 + 324900 = 854^2 + 570^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1054216² = 2222742749312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1054193 and 1054202.

It is not an unprimeable number, because it can be changed into a prime (1054213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65881 + ... + 65896.

2^1054216 is an apocalyptic number.

It is an amenable number.

1054216 is a deficient number, since it is larger than the sum of its proper divisors (922454).

1054216 is a wasteful number, since it uses less digits than its factorization.

1054216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131783 (or 131779 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1054216 is about 1026.7502130509. The cubic root of 1054216 is about 101.7754897936.

Adding to 1054216 its reverse (6124501), we get a palindrome (7178717).

The spelling of 1054216 in words is "one million, fifty-four thousand, two hundred sixteen".