145876222 has 8 divisors (see below), whose sum is σ = 220939056. Its totient is φ = 72229872.

The previous prime is 145876207. The next prime is 145876231. The reversal of 145876222 is 222678541.

It is a happy number.

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, 353863 + ... + 354274.

It is an arithmetic number, because the mean of its divisors is an integer number (27617382).

Almost surely, 2^145876222 is an apocalyptic number.

145876222 is a deficient number, since it is larger than the sum of its proper divisors (75062834).

145876222 is a wasteful number, since it uses less digits than its factorization.

145876222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708242.

The product of its digits is 53760, while the sum is 37.

The square root of 145876222 is about 12077.9229174556. The cubic root of 145876222 is about 526.4148947931.

The spelling of 145876222 in words is "one hundred forty-five million, eight hundred seventy-six thousand, two hundred twenty-two".