498734261 has 4 divisors (see below), whose sum is σ = 501617292. Its totient is φ = 495851232.

The previous prime is 498734237. The next prime is 498734279. The reversal of 498734261 is 162437894.

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

It can be written as a sum of positive squares in 2 ways, for example, as 234671761 + 264062500 = 15319^2 + 16250^2 .

It is a cyclic number.

It is not a de Polignac number, because 498734261 - 2²² = 494539957 is a prime.

It is a super-2 number, since 2×498734261² = 497471726190432242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498734221) 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, 1441256 + ... + 1441601.

It is an arithmetic number, because the mean of its divisors is an integer number (125404323).

Almost surely, 2^498734261 is an apocalyptic number.

It is an amenable number.

498734261 is a deficient number, since it is larger than the sum of its proper divisors (2883031).

498734261 is a wasteful number, since it uses less digits than its factorization.

498734261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2883030.

The product of its digits is 290304, while the sum is 44.

The square root of 498734261 is about 22332.3590558633. The cubic root of 498734261 is about 793.0302148995.

The spelling of 498734261 in words is "four hundred ninety-eight million, seven hundred thirty-four thousand, two hundred sixty-one".