497809629 has 6 divisors (see below), whose sum is σ = 719058366. Its totient is φ = 331873080.

The previous prime is 497809619. The next prime is 497809673. The reversal of 497809629 is 926908794.

497809629 is a `hidden beast` number, since 4 + 9 + 7 + 8 + 0 + 9 + 629 = 666.

It can be written as a sum of positive squares in only one way, i.e., 319587129 + 178222500 = 17877^2 + 13350^2 .

It is not a de Polignac number, because 497809629 - 2²⁴ = 481032413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497809619) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27656082 + ... + 27656099.

It is an arithmetic number, because the mean of its divisors is an integer number (119843061).

Almost surely, 2^497809629 is an apocalyptic number.

It is an amenable number.

497809629 is a deficient number, since it is larger than the sum of its proper divisors (221248737).

497809629 is a wasteful number, since it uses less digits than its factorization.

497809629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55312187 (or 55312184 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 54.

The square root of 497809629 is about 22311.6478324663. The cubic root of 497809629 is about 792.5398303513.

The spelling of 497809629 in words is "four hundred ninety-seven million, eight hundred nine thousand, six hundred twenty-nine".