497744785 has 16 divisors (see below), whose sum is σ = 633916800. Its totient is φ = 373890816.

The previous prime is 497744761. The next prime is 497744791. The reversal of 497744785 is 587447794.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 497744785 - 2⁷ = 497744657 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30646 + ... + 43984.

It is an arithmetic number, because the mean of its divisors is an integer number (39619800).

Almost surely, 2^497744785 is an apocalyptic number.

It is an amenable number.

497744785 is a deficient number, since it is larger than the sum of its proper divisors (136172015).

497744785 is a wasteful number, since it uses less digits than its factorization.

497744785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13800.

The product of its digits is 7902720, while the sum is 55.

The square root of 497744785 is about 22310.1946428085. The cubic root of 497744785 is about 792.5054171396.

The spelling of 497744785 in words is "four hundred ninety-seven million, seven hundred forty-four thousand, seven hundred eighty-five".