498374749 has 2 divisors, whose sum is σ = 498374750. Its totient is φ = 498374748.

The previous prime is 498374729. The next prime is 498374759. The reversal of 498374749 is 947473894.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 429235524 + 69139225 = 20718^2 + 8315^2 .

It is a cyclic number.

It is not a de Polignac number, because 498374749 - 2²¹ = 496277597 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 498374749.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (498374729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249187374 + 249187375.

It is an arithmetic number, because the mean of its divisors is an integer number (249187375).

Almost surely, 2^498374749 is an apocalyptic number.

It is an amenable number.

498374749 is a deficient number, since it is larger than the sum of its proper divisors (1).

498374749 is an equidigital number, since it uses as much as digits as its factorization.

498374749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6096384, while the sum is 55.

The square root of 498374749 is about 22324.3084775318. The cubic root of 498374749 is about 792.8396174652.

The spelling of 498374749 in words is "four hundred ninety-eight million, three hundred seventy-four thousand, seven hundred forty-nine".