249992059 has 2 divisors, whose sum is σ = 249992060. Its totient is φ = 249992058.

The previous prime is 249992023. The next prime is 249992081. The reversal of 249992059 is 950299942.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 249992059 - 2¹⁵ = 249959291 is a prime.

It is a super-3 number, since 3×249992059³ (a number of 26 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (249998059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124996029 + 124996030.

It is an arithmetic number, because the mean of its divisors is an integer number (124996030).

Almost surely, 2^249992059 is an apocalyptic number.

249992059 is a deficient number, since it is larger than the sum of its proper divisors (1).

249992059 is an equidigital number, since it uses as much as digits as its factorization.

249992059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 524880, while the sum is 49.

The square root of 249992059 is about 15811.1371823788. The cubic root of 249992059 is about 629.9538548548.

The spelling of 249992059 in words is "two hundred forty-nine million, nine hundred ninety-two thousand, fifty-nine".