146821334 has 32 divisors (see below), whose sum is σ = 245379456. Its totient is φ = 65329920.

The previous prime is 146821309. The next prime is 146821387. The reversal of 146821334 is 433128641.

It is a self number, because there is not a number n which added to its sum of digits gives 146821334.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228017 + ... + 228659.

It is an arithmetic number, because the mean of its divisors is an integer number (7668108).

Almost surely, 2^146821334 is an apocalyptic number.

146821334 is a deficient number, since it is larger than the sum of its proper divisors (98558122).

146821334 is a wasteful number, since it uses less digits than its factorization.

146821334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860.

The product of its digits is 13824, while the sum is 32.

The square root of 146821334 is about 12116.9853511507. The cubic root of 146821334 is about 527.5493050055.

Adding to 146821334 its reverse (433128641), we get a palindrome (579949975).

The spelling of 146821334 in words is "one hundred forty-six million, eight hundred twenty-one thousand, three hundred thirty-four".