145604026 has 12 divisors (see below), whose sum is σ = 223158618. Its totient is φ = 71250872.

The previous prime is 145604023. The next prime is 145604027. The reversal of 145604026 is 620406541.

It can be written as a sum of positive squares in only one way, i.e., 83997225 + 61606801 = 9165^2 + 7849^2 .

It is a junction number, because it is equal to n+sod(n) for n = 145603985 and 145604003.

It is not an unprimeable number, because it can be changed into a prime (145604023) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 12061 + ... + 20896.

Almost surely, 2^145604026 is an apocalyptic number.

145604026 is a deficient number, since it is larger than the sum of its proper divisors (77554592).

145604026 is an equidigital number, since it uses as much as digits as its factorization.

145604026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33053 (or 33006 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 145604026 is about 12066.6493277960. The cubic root of 145604026 is about 526.0872717315.

The spelling of 145604026 in words is "one hundred forty-five million, six hundred four thousand, twenty-six".