1071424 has 14 divisors (see below), whose sum is σ = 2126234. Its totient is φ = 535680.

The previous prime is 1071419. The next prime is 1071439. The reversal of 1071424 is 4241701.

1071424 = T₆₀ + T₆₁ + ... + T₁₈₇.

It can be written as a sum of positive squares in only one way, i.e., 1065024 + 6400 = 1032^2 + 80^2 .

It is a super-2 number, since 2×1071424² = 2295898775552, 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, 8307 + ... + 8434.

2^1071424 is an apocalyptic number.

It is an amenable number.

1071424 is a deficient number, since it is larger than the sum of its proper divisors (1054810).

1071424 is an equidigital number, since it uses as much as digits as its factorization.

1071424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16753 (or 16743 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 1071424 is about 1035.0961308014. The cubic root of 1071424 is about 102.3262652783.

The spelling of 1071424 in words is "one million, seventy-one thousand, four hundred twenty-four".