497777253 has 4 divisors (see below), whose sum is σ = 663703008. Its totient is φ = 331851500.

The previous prime is 497777227. The next prime is 497777321. The reversal of 497777253 is 352777794.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 497777253 - 2²² = 493582949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 497777196 and 497777205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497777213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82962873 + ... + 82962878.

It is an arithmetic number, because the mean of its divisors is an integer number (165925752).

Almost surely, 2^497777253 is an apocalyptic number.

It is an amenable number.

497777253 is a deficient number, since it is larger than the sum of its proper divisors (165925755).

497777253 is a wasteful number, since it uses less digits than its factorization.

497777253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165925754.

The product of its digits is 2593080, while the sum is 51.

The square root of 497777253 is about 22310.9222803541. The cubic root of 497777253 is about 792.5226485316.

The spelling of 497777253 in words is "four hundred ninety-seven million, seven hundred seventy-seven thousand, two hundred fifty-three".