412563640 has 16 divisors (see below), whose sum is σ = 928268280. Its totient is φ = 165025440.

The previous prime is 412563611. The next prime is 412563649. The reversal of 412563640 is 46365214.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412563649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5157006 + ... + 5157085.

Almost surely, 2^412563640 is an apocalyptic number.

412563640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

412563640 is an abundant number, since it is smaller than the sum of its proper divisors (515704640).

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

412563640 is a wasteful number, since it uses less digits than its factorization.

412563640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10314102 (or 10314098 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 412563640 is about 20311.6626596643. The cubic root of 412563640 is about 744.4410563611.

The spelling of 412563640 in words is "four hundred twelve million, five hundred sixty-three thousand, six hundred forty".