411232440 has 32 divisors (see below), whose sum is σ = 1233697680. Its totient is φ = 109661952.

The previous prime is 411232417. The next prime is 411232483. The reversal of 411232440 is 44232114.

It is a super-2 number, since 2×411232440² = 338224239416707200, 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, 1713349 + ... + 1713588.

Almost surely, 2^411232440 is an apocalyptic number.

411232440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

411232440 is an abundant number, since it is smaller than the sum of its proper divisors (822465240).

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

411232440 is a wasteful number, since it uses less digits than its factorization.

411232440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3426951 (or 3426947 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 411232440 is about 20278.8668322468. The cubic root of 411232440 is about 743.6395091378.

Adding to 411232440 its reverse (44232114), we get a palindrome (455464554).

The spelling of 411232440 in words is "four hundred eleven million, two hundred thirty-two thousand, four hundred forty".