497752939 has 4 divisors (see below), whose sum is σ = 498222256. Its totient is φ = 497283624.

The previous prime is 497752919. The next prime is 497752943. The reversal of 497752939 is 939257794.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 497752939 - 2⁷ = 497752811 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 497752939.

It is not an unprimeable number, because it can be changed into a prime (497752919) 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, 233064 + ... + 235189.

It is an arithmetic number, because the mean of its divisors is an integer number (124555564).

Almost surely, 2^497752939 is an apocalyptic number.

497752939 is a deficient number, since it is larger than the sum of its proper divisors (469317).

497752939 is a wasteful number, since it uses less digits than its factorization.

497752939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469316.

The product of its digits is 4286520, while the sum is 55.

The square root of 497752939 is about 22310.3773836302. The cubic root of 497752939 is about 792.5097446947.

The spelling of 497752939 in words is "four hundred ninety-seven million, seven hundred fifty-two thousand, nine hundred thirty-nine".