146957225 has 6 divisors (see below), whose sum is σ = 182226990. Its totient is φ = 117565760.

The previous prime is 146957201. The next prime is 146957257. The reversal of 146957225 is 522759641.

It can be written as a sum of positive squares in 3 ways, for example, as 14684224 + 132273001 = 3832^2 + 11501^2 .

It is not a de Polignac number, because 146957225 - 2¹⁴ = 146940841 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2939120 + ... + 2939169.

It is an arithmetic number, because the mean of its divisors is an integer number (30371165).

Almost surely, 2^146957225 is an apocalyptic number.

It is an amenable number.

146957225 is a deficient number, since it is larger than the sum of its proper divisors (35269765).

146957225 is an equidigital number, since it uses as much as digits as its factorization.

146957225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5878299 (or 5878294 counting only the distinct ones).

The product of its digits is 151200, while the sum is 41.

The square root of 146957225 is about 12122.5915133687. The cubic root of 146957225 is about 527.7120131866.

The spelling of 146957225 in words is "one hundred forty-six million, nine hundred fifty-seven thousand, two hundred twenty-five".