252432379 has 2 divisors, whose sum is σ = 252432380. Its totient is φ = 252432378.

The previous prime is 252432361. The next prime is 252432407. The reversal of 252432379 is 973234252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 252432379 - 2¹³ = 252424187 is a prime.

It is not a weakly prime, because it can be changed into another prime (252432319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126216189 + 126216190.

It is an arithmetic number, because the mean of its divisors is an integer number (126216190).

Almost surely, 2^252432379 is an apocalyptic number.

252432379 is a deficient number, since it is larger than the sum of its proper divisors (1).

252432379 is an equidigital number, since it uses as much as digits as its factorization.

252432379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 37.

The square root of 252432379 is about 15888.1206881116. The cubic root of 252432379 is about 631.9970048395.

The spelling of 252432379 in words is "two hundred fifty-two million, four hundred thirty-two thousand, three hundred seventy-nine".