146664250 has 32 divisors (see below), whose sum is σ = 279761040. Its totient is φ = 57553600.

The previous prime is 146664247. The next prime is 146664269. The reversal of 146664250 is 52466641.

It can be written as a sum of positive squares in 8 ways, for example, as 471969 + 146192281 = 687^2 + 12091^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7716 + ... + 18784.

Almost surely, 2^146664250 is an apocalyptic number.

146664250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146664250 is a deficient number, since it is larger than the sum of its proper divisors (133096790).

146664250 is a wasteful number, since it uses less digits than its factorization.

146664250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11139 (or 11129 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 146664250 is about 12110.5016411377. The cubic root of 146664250 is about 527.3610963750.

The spelling of 146664250 in words is "one hundred forty-six million, six hundred sixty-four thousand, two hundred fifty".