298949537 has 2 divisors, whose sum is σ = 298949538. Its totient is φ = 298949536.

The previous prime is 298949513. The next prime is 298949543. The reversal of 298949537 is 735949892.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 288184576 + 10764961 = 16976^2 + 3281^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-298949537 is a prime.

It is not a weakly prime, because it can be changed into another prime (298949507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149474768 + 149474769.

It is an arithmetic number, because the mean of its divisors is an integer number (149474769).

Almost surely, 2^298949537 is an apocalyptic number.

It is an amenable number.

298949537 is a deficient number, since it is larger than the sum of its proper divisors (1).

298949537 is an equidigital number, since it uses as much as digits as its factorization.

298949537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4898880, while the sum is 56.

The square root of 298949537 is about 17290.1572288976. The cubic root of 298949537 is about 668.6506868331.

The spelling of 298949537 in words is "two hundred ninety-eight million, nine hundred forty-nine thousand, five hundred thirty-seven".