1010040 has 64 divisors (see below), whose sum is σ = 3196800. Its totient is φ = 254592.

The previous prime is 1010033. The next prime is 1010069. The reversal of 1010040 is 400101.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

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, 2059 + ... + 2501.

It is an arithmetic number, because the mean of its divisors is an integer number (49950).

2^1010040 is an apocalyptic number.

1010040 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 1010040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1598400).

1010040 is an abundant number, since it is smaller than the sum of its proper divisors (2186760).

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

1010040 is a wasteful number, since it uses less digits than its factorization.

1010040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476 (or 472 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 1010040 is about 1005.0074626589. The cubic root of 1010040 is about 100.3335528546. Note that the first 3 decimals are identical.

Adding to 1010040 its reverse (400101), we get a palindrome (1410141).

The spelling of 1010040 in words is "one million, ten thousand, forty".