145924550 has 12 divisors (see below), whose sum is σ = 271419756. Its totient is φ = 58369800.

The previous prime is 145924543. The next prime is 145924561. The reversal of 145924550 is 55429541.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 145924550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1459196 + ... + 1459295.

It is an arithmetic number, because the mean of its divisors is an integer number (22618313).

Almost surely, 2^145924550 is an apocalyptic number.

145924550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145924550 is a deficient number, since it is larger than the sum of its proper divisors (125495206).

145924550 is a wasteful number, since it uses less digits than its factorization.

145924550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2918503 (or 2918498 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 35.

The square root of 145924550 is about 12079.9234269096. The cubic root of 145924550 is about 526.4730211730.

The spelling of 145924550 in words is "one hundred forty-five million, nine hundred twenty-four thousand, five hundred fifty".