416969442 has 18 divisors (see below), whose sum is σ = 903621537. Its totient is φ = 138960936.

The previous prime is 416969407. The next prime is 416969447. The reversal of 416969442 is 244969614.

It can be written as a sum of positive squares in 2 ways, for example, as 389312361 + 27657081 = 19731^2 + 5259^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=14439.

It is not an unprimeable number, because it can be changed into a prime (416969447) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 84228 + ... + 89040.

Almost surely, 2^416969442 is an apocalyptic number.

416969442 is an abundant number, since it is smaller than the sum of its proper divisors (486652095).

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

416969442 is an frugal number, since it uses more digits than its factorization.

416969442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9634 (or 4818 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 416969442 is about 20419.8296271051. The cubic root of 416969442 is about 747.0816617982.

Multiplying 416969442 by its product of digits (373248), we get a square (155633010287616 = 12475296²).

The spelling of 416969442 in words is "four hundred sixteen million, nine hundred sixty-nine thousand, four hundred forty-two".