252776499 has 8 divisors (see below), whose sum is σ = 348657360. Its totient is φ = 162706656.

The previous prime is 252776483. The next prime is 252776501. The reversal of 252776499 is 994677252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 252776499 - 2⁴ = 252776483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (252776099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1452652 + ... + 1452825.

It is an arithmetic number, because the mean of its divisors is an integer number (43582170).

Almost surely, 2^252776499 is an apocalyptic number.

252776499 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

252776499 is a deficient number, since it is larger than the sum of its proper divisors (95880861).

252776499 is a wasteful number, since it uses less digits than its factorization.

252776499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2905509.

The product of its digits is 1905120, while the sum is 51.

The square root of 252776499 is about 15898.9464745309. The cubic root of 252776499 is about 632.2840573689.

The spelling of 252776499 in words is "two hundred fifty-two million, seven hundred seventy-six thousand, four hundred ninety-nine".