1034820 has 36 divisors (see below), whose sum is σ = 3139500. Its totient is φ = 275904.

The previous prime is 1034809. The next prime is 1034827. The reversal of 1034820 is 284301.

It is a happy number.

1034820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 147456 + 887364 = 384^2 + 942^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 1034793 and 1034802.

It is not an unprimeable number, because it can be changed into a prime (1034827) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2695 + ... + 3054.

2^1034820 is an apocalyptic number.

1034820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1034820 is an abundant number, since it is smaller than the sum of its proper divisors (2104680).

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

1034820 is a wasteful number, since it uses less digits than its factorization.

1034820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5764 (or 5759 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1034820 is about 1017.2610284485. The cubic root of 1034820 is about 101.1474498947.

The spelling of 1034820 in words is "one million, thirty-four thousand, eight hundred twenty".