1040016 has 40 divisors (see below), whose sum is σ = 2749824. Its totient is φ = 338560.

The previous prime is 1039999. The next prime is 1040021. The reversal of 1040016 is 6100401.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1039983 and 1040010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2026 + ... + 2486.

2^1040016 is an apocalyptic number.

1040016 is a gapful number since it is divisible by the number (16) 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 1040016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1374912).

1040016 is an abundant number, since it is smaller than the sum of its proper divisors (1709808).

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

1040016 is a wasteful number, since it uses less digits than its factorization.

1040016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519 (or 513 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1040016 is about 1019.8117473338. The cubic root of 1040016 is about 101.3164599483.

1040016 divided by its sum of digits (12) gives a palindrome (86668).

1040016 divided by its product of nonzero digits (24) gives a palindrome (43334).

Adding to 1040016 its reverse (6100401), we get a palindrome (7140417).

The spelling of 1040016 in words is "one million, forty thousand, sixteen".