145850448 has 80 divisors (see below), whose sum is σ = 396599616. Its totient is φ = 46126080.

The previous prime is 145850417. The next prime is 145850449. The reversal of 145850448 is 844058541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145850449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71815 + ... + 73817.

Almost surely, 2^145850448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 145850448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198299808).

145850448 is an abundant number, since it is smaller than the sum of its proper divisors (250749168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145850448 is a wasteful number, since it uses less digits than its factorization.

145850448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2092 (or 2086 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 39.

The square root of 145850448 is about 12076.8558822237. The cubic root of 145850448 is about 526.3838899305.

The spelling of 145850448 in words is "one hundred forty-five million, eight hundred fifty thousand, four hundred forty-eight".