412217892 has 72 divisors (see below), whose sum is σ = 1062064640. Its totient is φ = 134784000.

The previous prime is 412217873. The next prime is 412217899. The reversal of 412217892 is 298712214.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (412217899) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 548517 + ... + 549267.

Almost surely, 2^412217892 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 412217892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (531032320).

412217892 is an abundant number, since it is smaller than the sum of its proper divisors (649846748).

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

412217892 is a wasteful number, since it uses less digits than its factorization.

412217892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033 (or 1028 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 412217892 is about 20303.1498048948. The cubic root of 412217892 is about 744.2330392082.

The spelling of 412217892 in words is "four hundred twelve million, two hundred seventeen thousand, eight hundred ninety-two".