495222624 has 144 divisors (see below), whose sum is σ = 1524978000. Its totient is φ = 151538688.

The previous prime is 495222617. The next prime is 495222649. The reversal of 495222624 is 426222594.

It is a happy number.

495222624 is a `hidden beast` number, since 4 + 9 + 5 + 2 + 22 + 624 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1306467 + ... + 1306845.

It is an arithmetic number, because the mean of its divisors is an integer number (10590125).

Almost surely, 2^495222624 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 495222624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (762489000).

495222624 is an abundant number, since it is smaller than the sum of its proper divisors (1029755376).

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

495222624 is a wasteful number, since it uses less digits than its factorization.

495222624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757 (or 746 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 495222624 is about 22253.5980012222. The cubic root of 495222624 is about 791.1645613519.

The spelling of 495222624 in words is "four hundred ninety-five million, two hundred twenty-two thousand, six hundred twenty-four".