1020048 has 40 divisors (see below), whose sum is σ = 2678400. Its totient is φ = 334464.

The previous prime is 1020043. The next prime is 1020049. The reversal of 1020048 is 8400201.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1020043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3658 + ... + 3926.

It is an arithmetic number, because the mean of its divisors is an integer number (66960).

2^1020048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1020048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1339200).

1020048 is an abundant number, since it is smaller than the sum of its proper divisors (1658352).

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

1020048 is a wasteful number, since it uses less digits than its factorization.

1020048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359 (or 353 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1020048 is about 1009.9742570977. The cubic root of 1020048 is about 100.6638499473.

Adding to 1020048 its reverse (8400201), we get a palindrome (9420249).

The spelling of 1020048 in words is "one million, twenty thousand, forty-eight".