498722361 has 4 divisors (see below), whose sum is σ = 664963152. Its totient is φ = 332481572.

The previous prime is 498722359. The next prime is 498722377. The reversal of 498722361 is 163227894.

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 498722361 - 2¹ = 498722359 is a prime.

It is a super-2 number, since 2×498722361² = 497447986722828642, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (498722321) 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, 83120391 + ... + 83120396.

It is an arithmetic number, because the mean of its divisors is an integer number (166240788).

Almost surely, 2^498722361 is an apocalyptic number.

It is an amenable number.

498722361 is a deficient number, since it is larger than the sum of its proper divisors (166240791).

498722361 is a wasteful number, since it uses less digits than its factorization.

498722361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166240790.

The product of its digits is 145152, while the sum is 42.

The square root of 498722361 is about 22332.0926247407. The cubic root of 498722361 is about 793.0239075094.

The spelling of 498722361 in words is "four hundred ninety-eight million, seven hundred twenty-two thousand, three hundred sixty-one".