1140620 has 48 divisors (see below), whose sum is σ = 2667168. Its totient is φ = 407040.

The previous prime is 1140619. The next prime is 1140637. The reversal of 1140620 is 260411.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 1140595 and 1140604.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10607 + ... + 10713.

It is an arithmetic number, because the mean of its divisors is an integer number (55566).

2^1140620 is an apocalyptic number.

1140620 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 1140620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1333584).

1140620 is an abundant number, since it is smaller than the sum of its proper divisors (1526548).

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

1140620 is a wasteful number, since it uses less digits than its factorization.

1140620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170 (or 168 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1140620 is about 1067.9981273392. The cubic root of 1140620 is about 104.4833272394.

The spelling of 1140620 in words is "one million, one hundred forty thousand, six hundred twenty".