2001501232 has 20 divisors (see below), whose sum is σ = 3878933776. Its totient is φ = 1000486080.

The previous prime is 2001501167. The next prime is 2001501247. The reversal of 2001501232 is 2321051002.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55357 + ... + 84067.

Almost surely, 2^2001501232 is an apocalyptic number.

It is an amenable number.

2001501232 is a deficient number, since it is larger than the sum of its proper divisors (1877432544).

2001501232 is a wasteful number, since it uses less digits than its factorization.

2001501232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33076 (or 33070 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 2001501232 is about 44738.1406855493. The cubic root of 2001501232 is about 1260.2362100195.

Adding to 2001501232 its reverse (2321051002), we get a palindrome (4322552234).

The spelling of 2001501232 in words is "two billion, one million, five hundred one thousand, two hundred thirty-two".