252148994 has 4 divisors (see below), whose sum is σ = 378223494. Its totient is φ = 126074496.

The previous prime is 252148993. The next prime is 252149003. The reversal of 252148994 is 499841252.

252148994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 198669025 + 53479969 = 14095^2 + 7313^2 .

It is not an unprimeable number, because it can be changed into a prime (252148993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63037247 + ... + 63037250.

Almost surely, 2^252148994 is an apocalyptic number.

252148994 is a deficient number, since it is larger than the sum of its proper divisors (126074500).

252148994 is a wasteful number, since it uses less digits than its factorization.

252148994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126074499.

The product of its digits is 207360, while the sum is 44.

The square root of 252148994 is about 15879.2000428233. The cubic root of 252148994 is about 631.7604193250.

It can be divided in two parts, 2521 and 48994, that added together give a palindrome (51515).

The spelling of 252148994 in words is "two hundred fifty-two million, one hundred forty-eight thousand, nine hundred ninety-four".