145033250 has 16 divisors (see below), whose sum is σ = 271502712. Its totient is φ = 58013200.

The previous prime is 145033249. The next prime is 145033253. The reversal of 145033250 is 52330541.

145033250 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 11607649 + 133425601 = 3407^2 + 11551^2 .

It is not an unprimeable number, because it can be changed into a prime (145033253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289817 + ... + 290316.

Almost surely, 2^145033250 is an apocalyptic number.

145033250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145033250 is a deficient number, since it is larger than the sum of its proper divisors (126469462).

145033250 is an equidigital number, since it uses as much as digits as its factorization.

145033250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580150 (or 580140 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 145033250 is about 12042.9751307557. The cubic root of 145033250 is about 525.3989409151.

Adding to 145033250 its reverse (52330541), we get a palindrome (197363791).

The spelling of 145033250 in words is "one hundred forty-five million, thirty-three thousand, two hundred fifty".