1232000040 has 64 divisors (see below), whose sum is σ = 3823459200. Its totient is φ = 317203712.

The previous prime is 1232000027. The next prime is 1232000053. The reversal of 1232000040 is 400002321.

It is an interprime number because it is at equal distance from previous prime (1232000027) and next prime (1232000053).

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173532 + ... + 180491.

It is an arithmetic number, because the mean of its divisors is an integer number (59741550).

Almost surely, 2^1232000040 is an apocalyptic number.

1232000040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1232000040 is an abundant number, since it is smaller than the sum of its proper divisors (2591459160).

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

1232000040 is a wasteful number, since it uses less digits than its factorization.

1232000040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354066 (or 354062 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 1232000040 is about 35099.8581193714. The cubic root of 1232000040 is about 1072.0216937950.

Adding to 1232000040 its reverse (400002321), we get a palindrome (1632002361).

The spelling of 1232000040 in words is "one billion, two hundred thirty-two million, forty", and thus it is an aban number.