612495468 has 72 divisors (see below), whose sum is σ = 1670917248. Its totient is φ = 188057088.

The previous prime is 612495463. The next prime is 612495469. The reversal of 612495468 is 864594216.

612495468 is a `hidden beast` number, since 61 + 2 + 49 + 546 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (612495463) 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, 276421 + ... + 278627.

It is an arithmetic number, because the mean of its divisors is an integer number (23207184).

Almost surely, 2^612495468 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 612495468, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (835458624).

612495468 is an abundant number, since it is smaller than the sum of its proper divisors (1058421780).

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

612495468 is a wasteful number, since it uses less digits than its factorization.

612495468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2823 (or 2818 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 612495468 is about 24748.6457811332. The cubic root of 612495468 is about 849.2475315311.

The spelling of 612495468 in words is "six hundred twelve million, four hundred ninety-five thousand, four hundred sixty-eight".