495409572 has 144 divisors (see below), whose sum is σ = 1522160640. Its totient is φ = 132705216.

The previous prime is 495409561. The next prime is 495409573. The reversal of 495409572 is 275904594.

495409572 is a `hidden beast` number, since 495 + 4 + 0 + 95 + 72 = 666.

It is not an unprimeable number, because it can be changed into a prime (495409573) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 511833 + ... + 512799.

It is an arithmetic number, because the mean of its divisors is an integer number (10570560).

Almost surely, 2^495409572 is an apocalyptic number.

495409572 is a gapful number since it is divisible by the number (42) 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 495409572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (761080320).

495409572 is an abundant number, since it is smaller than the sum of its proper divisors (1026751068).

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

495409572 is a wasteful number, since it uses less digits than its factorization.

495409572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110 (or 1105 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The square root of 495409572 is about 22257.7980042950. The cubic root of 495409572 is about 791.2641044782.

The spelling of 495409572 in words is "four hundred ninety-five million, four hundred nine thousand, five hundred seventy-two".