1411920 has 120 divisors (see below), whose sum is σ = 4961736. Its totient is φ = 359424.

The previous prime is 1411903. The next prime is 1411931. The reversal of 1411920 is 291141.

It can be written as a sum of positive squares in 4 ways, for example, as 535824 + 876096 = 732^2 + 936^2 .

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1411893 and 1411902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26614 + ... + 26666.

2^1411920 is an apocalyptic number.

1411920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1411920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2480868).

1411920 is an abundant number, since it is smaller than the sum of its proper divisors (3549816).

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

1411920 is a wasteful number, since it uses less digits than its factorization.

1411920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109 (or 100 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 1411920 is about 1188.2423995128. The cubic root of 1411920 is about 112.1854919424.

The spelling of 1411920 in words is "one million, four hundred eleven thousand, nine hundred twenty".