416563640 has 16 divisors (see below), whose sum is σ = 937268280. Its totient is φ = 166625440.

The previous prime is 416563639. The next prime is 416563643. The reversal of 416563640 is 46365614.

It is a self number, because there is not a number n which added to its sum of digits gives 416563640.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (416563643) 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, 5207006 + ... + 5207085.

Almost surely, 2^416563640 is an apocalyptic number.

416563640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

416563640 is an abundant number, since it is smaller than the sum of its proper divisors (520704640).

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

416563640 is a wasteful number, since it uses less digits than its factorization.

416563640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10414102 (or 10414098 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 416563640 is about 20409.8907395410. The cubic root of 416563640 is about 746.8392254592.

The spelling of 416563640 in words is "four hundred sixteen million, five hundred sixty-three thousand, six hundred forty".