146229550 has 24 divisors (see below), whose sum is σ = 279341496. Its totient is φ = 56910240.

The previous prime is 146229547. The next prime is 146229569. The reversal of 146229550 is 55922641.

It is a happy number.

146229550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37672 + ... + 41371.

It is an arithmetic number, because the mean of its divisors is an integer number (11639229).

Almost surely, 2^146229550 is an apocalyptic number.

146229550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146229550 is a deficient number, since it is larger than the sum of its proper divisors (133111946).

146229550 is a wasteful number, since it uses less digits than its factorization.

146229550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79092 (or 79087 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 146229550 is about 12092.5410894485. The cubic root of 146229550 is about 526.8395633985.

The spelling of 146229550 in words is "one hundred forty-six million, two hundred twenty-nine thousand, five hundred fifty".