145755622 has 8 divisors (see below), whose sum is σ = 219007656. Its totient is φ = 72753072.

The previous prime is 145755613. The next prime is 145755647. The reversal of 145755622 is 226557541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60903 + ... + 63250.

It is an arithmetic number, because the mean of its divisors is an integer number (27375957).

Almost surely, 2^145755622 is an apocalyptic number.

145755622 is a deficient number, since it is larger than the sum of its proper divisors (73252034).

145755622 is a wasteful number, since it uses less digits than its factorization.

145755622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124742.

The product of its digits is 84000, while the sum is 37.

The square root of 145755622 is about 12072.9293048539. The cubic root of 145755622 is about 526.2697874352.

The spelling of 145755622 in words is "one hundred forty-five million, seven hundred fifty-five thousand, six hundred twenty-two".