146994288 has 120 divisors (see below), whose sum is σ = 454220928. Its totient is φ = 40123776.

The previous prime is 146994283. The next prime is 146994293. The reversal of 146994288 is 882499641.

It is an interprime number because it is at equal distance from previous prime (146994283) and next prime (146994293).

It is a self number, because there is not a number n which added to its sum of digits gives 146994288.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146994283) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 177331 + ... + 178157.

Almost surely, 2^146994288 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146994288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (227110464).

146994288 is an abundant number, since it is smaller than the sum of its proper divisors (307226640).

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

146994288 is a wasteful number, since it uses less digits than its factorization.

146994288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891 (or 862 counting only the distinct ones).

The product of its digits is 995328, while the sum is 51.

The square root of 146994288 is about 12124.1200917840. The cubic root of 146994288 is about 527.7563729117.

The spelling of 146994288 in words is "one hundred forty-six million, nine hundred ninety-four thousand, two hundred eighty-eight".