145803024 has 160 divisors (see below), whose sum is σ = 439971840. Its totient is φ = 46182528.

The previous prime is 145803023. The next prime is 145803037. The reversal of 145803024 is 420308541.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (145803023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 872989 + ... + 873155.

It is an arithmetic number, because the mean of its divisors is an integer number (2749824).

Almost surely, 2^145803024 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 145803024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (219985920).

145803024 is an abundant number, since it is smaller than the sum of its proper divisors (294168816).

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

145803024 is a wasteful number, since it uses less digits than its factorization.

145803024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274 (or 262 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 145803024 is about 12074.8922976563. The cubic root of 145803024 is about 526.3268316308.

The spelling of 145803024 in words is "one hundred forty-five million, eight hundred three thousand, twenty-four".