497739619 has 8 divisors (see below), whose sum is σ = 559333152. Its totient is φ = 439475520.

The previous prime is 497739587. The next prime is 497739643. The reversal of 497739619 is 916937794.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 497739619 - 2⁵ = 497739587 is a prime.

It is a super-2 number, since 2×497739619² = 495489456644530322, which contains 22 as substring.

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 497739619.

It is not an unprimeable number, because it can be changed into a prime (497749619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 832042 + ... + 832639.

It is an arithmetic number, because the mean of its divisors is an integer number (69916644).

Almost surely, 2^497739619 is an apocalyptic number.

497739619 is a deficient number, since it is larger than the sum of its proper divisors (61593533).

497739619 is a wasteful number, since it uses less digits than its factorization.

497739619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1664717.

The product of its digits is 2571912, while the sum is 55.

The square root of 497739619 is about 22310.0788658400. The cubic root of 497739619 is about 792.5026753750.

The spelling of 497739619 in words is "four hundred ninety-seven million, seven hundred thirty-nine thousand, six hundred nineteen".