145324536 has 64 divisors (see below), whose sum is σ = 417415680. Its totient is φ = 41301120.

The previous prime is 145324519. The next prime is 145324537. The reversal of 145324536 is 635423541.

It is a super-2 number, since 2×145324536² = 42238441527230592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145324497 and 145324506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145324537) 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, 30901 + ... + 35291.

It is an arithmetic number, because the mean of its divisors is an integer number (6522120).

Almost surely, 2^145324536 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 145324536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (208707840).

145324536 is an abundant number, since it is smaller than the sum of its proper divisors (272091144).

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

145324536 is a wasteful number, since it uses less digits than its factorization.

145324536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4604 (or 4600 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 145324536 is about 12055.0626709279. The cubic root of 145324536 is about 525.7504442510.

The spelling of 145324536 in words is "one hundred forty-five million, three hundred twenty-four thousand, five hundred thirty-six".