145622450 has 24 divisors (see below), whose sum is σ = 276625152. Its totient is φ = 57008720.

The previous prime is 145622431. The next prime is 145622473. The reversal of 145622450 is 54226541.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28634 + ... + 33333.

It is an arithmetic number, because the mean of its divisors is an integer number (11526048).

Almost surely, 2^145622450 is an apocalyptic number.

145622450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145622450 is a deficient number, since it is larger than the sum of its proper divisors (131002702).

145622450 is a wasteful number, since it uses less digits than its factorization.

145622450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62026 (or 62021 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 145622450 is about 12067.4127301589. The cubic root of 145622450 is about 526.1094602734.

Adding to 145622450 its reverse (54226541), we get a palindrome (199848991).

The spelling of 145622450 in words is "one hundred forty-five million, six hundred twenty-two thousand, four hundred fifty".