412420194 has 128 divisors (see below), whose sum is σ = 1016064000. Its totient is φ = 123488064.

The previous prime is 412420171. The next prime is 412420201. The reversal of 412420194 is 491024214.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2469499 + ... + 2469665.

It is an arithmetic number, because the mean of its divisors is an integer number (7938000).

Almost surely, 2^412420194 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 412420194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (508032000).

412420194 is an abundant number, since it is smaller than the sum of its proper divisors (603643806).

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

412420194 is a wasteful number, since it uses less digits than its factorization.

412420194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309 (or 303 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 412420194 is about 20308.1312286483. The cubic root of 412420194 is about 744.3547670712.

The spelling of 412420194 in words is "four hundred twelve million, four hundred twenty thousand, one hundred ninety-four".