146303992 has 8 divisors (see below), whose sum is σ = 274320000. Its totient is φ = 73151992.

The previous prime is 146303987. The next prime is 146303999. The reversal of 146303992 is 299303641.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146303999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9143992 + ... + 9144007.

It is an arithmetic number, because the mean of its divisors is an integer number (34290000).

Almost surely, 2^146303992 is an apocalyptic number.

It is an amenable number.

146303992 is a deficient number, since it is larger than the sum of its proper divisors (128016008).

146303992 is a wasteful number, since it uses less digits than its factorization.

146303992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18288005 (or 18288001 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 146303992 is about 12095.6187109217. The cubic root of 146303992 is about 526.9289487462.

The spelling of 146303992 in words is "one hundred forty-six million, three hundred three thousand, nine hundred ninety-two".