499927997 has 8 divisors (see below), whose sum is σ = 503177760. Its totient is φ = 496686960.

The previous prime is 499927991. The next prime is 499928003. The reversal of 499927997 is 799729994.

It is an interprime number because it is at equal distance from previous prime (499927991) and next prime (499928003).

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 499927997 - 2⁸ = 499927741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499927991) 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, 142379 + ... + 145847.

It is an arithmetic number, because the mean of its divisors is an integer number (62897220).

Almost surely, 2^499927997 is an apocalyptic number.

It is an amenable number.

499927997 is a deficient number, since it is larger than the sum of its proper divisors (3249763).

499927997 is a wasteful number, since it uses less digits than its factorization.

499927997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4363.

The product of its digits is 23147208, while the sum is 65.

The square root of 499927997 is about 22359.0696810042. The cubic root of 499927997 is about 793.6624249425.

The spelling of 499927997 in words is "four hundred ninety-nine million, nine hundred twenty-seven thousand, nine hundred ninety-seven".