1061428 has 12 divisors (see below), whose sum is σ = 1864800. Its totient is φ = 528632.

The previous prime is 1061413. The next prime is 1061441. The reversal of 1061428 is 8241601.

It is a super-2 number, since 2×1061428² = 2253258798368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1061399 and 1061408.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1473 + ... + 2071.

It is an arithmetic number, because the mean of its divisors is an integer number (155400).

2^1061428 is an apocalyptic number.

It is an amenable number.

1061428 is a deficient number, since it is larger than the sum of its proper divisors (803372).

1061428 is a wasteful number, since it uses less digits than its factorization.

1061428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1046 (or 1044 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 1061428 is about 1030.2562787967. The cubic root of 1061428 is about 102.0070480840.

The spelling of 1061428 in words is "one million, sixty-one thousand, four hundred twenty-eight".