1000000032 has 48 divisors (see below), whose sum is σ = 2645701632. Its totient is φ = 330704640.

The previous prime is 1000000021. The next prime is 1000000033. The reversal of 1000000032 is 2300000001.

It is a tau number, because it is divible by the number of its divisors (48).

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

It is not an unprimeable number, because it can be changed into a prime (1000000033) 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, 28819 + ... + 53202.

It is an arithmetic number, because the mean of its divisors is an integer number (55118784).

Almost surely, 2^1000000032 is an apocalyptic number.

1000000032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1000000032 is an abundant number, since it is smaller than the sum of its proper divisors (1645701600).

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

1000000032 is a wasteful number, since it uses less digits than its factorization.

1000000032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82161 (or 82153 counting only the distinct ones).

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

The square root of 1000000032 is about 31622.7771076482. Note that the first 3 decimals coincide. The cubic root of 1000000032 is about 1000.0000106667. Note that the first 4 decimals are identical.

Adding to 1000000032 its reverse (2300000001), we get a palindrome (3300000033).

The spelling of 1000000032 in words is "one billion, thirty-two", and thus it is an aban number and an uban number.