1512016 has 40 divisors (see below), whose sum is σ = 3267648. Its totient is φ = 677600.

The previous prime is 1511999. The next prime is 1512019. The reversal of 1512016 is 6102151.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1512019) 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, 21261 + ... + 21331.

2^1512016 is an apocalyptic number.

1512016 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 1512016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1633824).

1512016 is an abundant number, since it is smaller than the sum of its proper divisors (1755632).

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

1512016 is an equidigital number, since it uses as much as digits as its factorization.

It is an anagram of its base 8 representation: 1512016 = (5611120)₈.

1512016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112 (or 84 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 1512016 is about 1229.6405978984. The cubic root of 1512016 is about 114.7762758181.

Adding to 1512016 its reverse (6102151), we get a palindrome (7614167).

The spelling of 1512016 in words is "one million, five hundred twelve thousand, sixteen".