609244416 has 180 divisors, whose sum is σ = 1982549184. Its totient is φ = 184550400.

The previous prime is 609244387. The next prime is 609244417. The reversal of 609244416 is 614442906.

609244416 is a `hidden beast` number, since 609 + 2 + 4 + 4 + 41 + 6 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609244417) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 226761 + ... + 229431.

Almost surely, 2^609244416 is an apocalyptic number.

609244416 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 609244416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (991274592).

609244416 is an abundant number, since it is smaller than the sum of its proper divisors (1373304768).

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

609244416 is a wasteful number, since it uses less digits than its factorization.

609244416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2710 (or 2687 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 609244416 is about 24682.8769798012. The cubic root of 609244416 is about 847.7422973907.

It can be divided in two parts, 609 and 244416, that added together give a square (245025 = 495²).

The spelling of 609244416 in words is "six hundred nine million, two hundred forty-four thousand, four hundred sixteen".