1000040032 has 24 divisors (see below), whose sum is σ = 1973531952. Its totient is φ = 498825600.

The previous prime is 1000040017. The next prime is 1000040059. The reversal of 1000040032 is 2300400001.

It is a super-2 number, since 2×1000040032² = 2000160131205122048, 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 3 ways as a sum of consecutive naturals, for example, 23644 + ... + 50587.

It is an arithmetic number, because the mean of its divisors is an integer number (82230498).

Almost surely, 2^1000040032 is an apocalyptic number.

It is an amenable number.

1000040032 is a deficient number, since it is larger than the sum of its proper divisors (973491920).

1000040032 is an equidigital number, since it uses as much as digits as its factorization.

1000040032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74662 (or 74654 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 1000040032 is about 31623.4095568457. The cubic root of 1000040032 is about 1000.0133438219.

Adding to 1000040032 its reverse (2300400001), we get a palindrome (3300440033).

The spelling of 1000040032 in words is "one billion, forty thousand, thirty-two".