146022288 has 40 divisors (see below), whose sum is σ = 383415936. Its totient is φ = 47875200.

The previous prime is 146022287. The next prime is 146022311. The reversal of 146022288 is 882220641.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (146022287) 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, 22008 + ... + 27863.

Almost surely, 2^146022288 is an apocalyptic number.

It is an amenable number.

146022288 is an abundant number, since it is smaller than the sum of its proper divisors (237393648).

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

146022288 is a wasteful number, since it uses less digits than its factorization.

146022288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49943 (or 49937 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 33.

The square root of 146022288 is about 12083.9682224011. The cubic root of 146022288 is about 526.5905360947.

The spelling of 146022288 in words is "one hundred forty-six million, twenty-two thousand, two hundred eighty-eight".