2001532412 has 24 divisors (see below), whose sum is σ = 3902411520. Its totient is φ = 890429360.

The previous prime is 2001532399. The next prime is 2001532471. The reversal of 2001532412 is 2142351002.

It is a super-2 number, since 2×2001532412² = 8012263992573075488, which contains 22 as substring.

It is a congruent number.

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, 481862 + ... + 485997.

It is an arithmetic number, because the mean of its divisors is an integer number (162600480).

Almost surely, 2^2001532412 is an apocalyptic number.

2001532412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2001532412 is a deficient number, since it is larger than the sum of its proper divisors (1900879108).

2001532412 is a wasteful number, since it uses less digits than its factorization.

2001532412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967921 (or 967919 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 2001532412 is about 44738.4891564299. The cubic root of 2001532412 is about 1260.2427541009.

Adding to 2001532412 its reverse (2142351002), we get a palindrome (4143883414).

The spelling of 2001532412 in words is "two billion, one million, five hundred thirty-two thousand, four hundred twelve".