145206622 has 16 divisors (see below), whose sum is σ = 251588592. Its totient is φ = 62120320.

The previous prime is 145206617. The next prime is 145206623. The reversal of 145206622 is 226602541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145206623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193753 + ... + 194500.

It is an arithmetic number, because the mean of its divisors is an integer number (15724287).

Almost surely, 2^145206622 is an apocalyptic number.

145206622 is a deficient number, since it is larger than the sum of its proper divisors (106381970).

145206622 is a wasteful number, since it uses less digits than its factorization.

145206622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388283.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 145206622 is about 12050.1710361306. The cubic root of 145206622 is about 525.6082106132.

The spelling of 145206622 in words is "one hundred forty-five million, two hundred six thousand, six hundred twenty-two".