146425252 has 6 divisors (see below), whose sum is σ = 256244198. Its totient is φ = 73212624.

The previous prime is 146425249. The next prime is 146425261. The reversal of 146425252 is 252524641.

It can be written as a sum of positive squares in only one way, i.e., 78428736 + 67996516 = 8856^2 + 8246^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18303153 + ... + 18303160.

Almost surely, 2^146425252 is an apocalyptic number.

It is an amenable number.

146425252 is a deficient number, since it is larger than the sum of its proper divisors (109818946).

146425252 is a wasteful number, since it uses less digits than its factorization.

146425252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36606317 (or 36606315 counting only the distinct ones).

The product of its digits is 19200, while the sum is 31.

The square root of 146425252 is about 12100.6302315210. The cubic root of 146425252 is about 527.0744853533.

Adding to 146425252 its reverse (252524641), we get a palindrome (398949893).

The spelling of 146425252 in words is "one hundred forty-six million, four hundred twenty-five thousand, two hundred fifty-two".