145678828 has 6 divisors (see below), whose sum is σ = 254937956. Its totient is φ = 72839412.

The previous prime is 145678801. The next prime is 145678829. The reversal of 145678828 is 828876541.

It is not an unprimeable number, because it can be changed into a prime (145678829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18209850 + ... + 18209857.

Almost surely, 2^145678828 is an apocalyptic number.

It is an amenable number.

145678828 is a deficient number, since it is larger than the sum of its proper divisors (109259128).

145678828 is a wasteful number, since it uses less digits than its factorization.

145678828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36419711 (or 36419709 counting only the distinct ones).

The product of its digits is 860160, while the sum is 49.

The square root of 145678828 is about 12069.7484646533. The cubic root of 145678828 is about 526.1773462626.

The spelling of 145678828 in words is "one hundred forty-five million, six hundred seventy-eight thousand, eight hundred twenty-eight".