145625604 has 96 divisors (see below), whose sum is σ = 385088256. Its totient is φ = 42577920.

The previous prime is 145625573. The next prime is 145625681. The reversal of 145625604 is 406526541.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 191994 + ... + 192750.

It is an arithmetic number, because the mean of its divisors is an integer number (4011336).

Almost surely, 2^145625604 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 145625604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192544128).

145625604 is an abundant number, since it is smaller than the sum of its proper divisors (239462652).

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

145625604 is a wasteful number, since it uses less digits than its factorization.

145625604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845 (or 843 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 145625604 is about 12067.5434119791. The cubic root of 145625604 is about 526.1132585368.

The spelling of 145625604 in words is "one hundred forty-five million, six hundred twenty-five thousand, six hundred four".