146304434 has 4 divisors (see below), whose sum is σ = 219456654. Its totient is φ = 73152216.

The previous prime is 146304383. The next prime is 146304461. The reversal of 146304434 is 434403641.

146304434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 434403641 = 7 ⋅62057663.

It can be written as a sum of positive squares in only one way, i.e., 142683025 + 3621409 = 11945^2 + 1903^2 .

It is a junction number, because it is equal to n+sod(n) for n = 146304397 and 146304406.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36576107 + ... + 36576110.

Almost surely, 2^146304434 is an apocalyptic number.

146304434 is a deficient number, since it is larger than the sum of its proper divisors (73152220).

146304434 is an equidigital number, since it uses as much as digits as its factorization.

146304434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73152219.

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 146304434 is about 12095.6369819865. The cubic root of 146304434 is about 526.9294793819.

The spelling of 146304434 in words is "one hundred forty-six million, three hundred four thousand, four hundred thirty-four".