1061920 has 24 divisors (see below), whose sum is σ = 2509164. Its totient is φ = 424704.

The previous prime is 1061917. The next prime is 1061959. The reversal of 1061920 is 291601.

It can be written as a sum of positive squares in 2 ways, for example, as 898704 + 163216 = 948^2 + 404^2 .

It is a super-2 number, since 2×1061920² = 2255348172800, which contains 22 as substring.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 3159 + ... + 3478.

2^1061920 is an apocalyptic number.

1061920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1061920 is an abundant number, since it is smaller than the sum of its proper divisors (1447244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1061920 is an equidigital number, since it uses as much as digits as its factorization.

1061920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6652 (or 6644 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 1061920 is about 1030.4950266741. The cubic root of 1061920 is about 102.0228066393.

The spelling of 1061920 in words is "one million, sixty-one thousand, nine hundred twenty".