499348761 has 4 divisors (see below), whose sum is σ = 665798352. Its totient is φ = 332899172.

The previous prime is 499348691. The next prime is 499348783. The reversal of 499348761 is 167843994.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 499348761 - 2⁹ = 499348249 is a prime.

It is a super-2 number, since 2×499348761² = 498698370224470242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (499348261) 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, 83224791 + ... + 83224796.

It is an arithmetic number, because the mean of its divisors is an integer number (166449588).

Almost surely, 2^499348761 is an apocalyptic number.

It is an amenable number.

499348761 is a deficient number, since it is larger than the sum of its proper divisors (166449591).

499348761 is a wasteful number, since it uses less digits than its factorization.

499348761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166449590.

The product of its digits is 1306368, while the sum is 51.

The square root of 499348761 is about 22346.1128834525. The cubic root of 499348761 is about 793.3557837765.

The spelling of 499348761 in words is "four hundred ninety-nine million, three hundred forty-eight thousand, seven hundred sixty-one".