146543434 has 16 divisors (see below), whose sum is σ = 232988616. Its totient is φ = 68889600.

The previous prime is 146543431. The next prime is 146543491. The reversal of 146543434 is 434345641.

It can be written as a sum of positive squares in 4 ways, for example, as 93180409 + 53363025 = 9653^2 + 7305^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a self number, because there is not a number n which added to its sum of digits gives 146543434.

It is not an unprimeable number, because it can be changed into a prime (146543431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45394 + ... + 48514.

Almost surely, 2^146543434 is an apocalyptic number.

146543434 is a deficient number, since it is larger than the sum of its proper divisors (86445182).

146543434 is a wasteful number, since it uses less digits than its factorization.

146543434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4521.

The product of its digits is 69120, while the sum is 34.

The square root of 146543434 is about 12105.5125459437. The cubic root of 146543434 is about 527.2162504403.

The spelling of 146543434 in words is "one hundred forty-six million, five hundred forty-three thousand, four hundred thirty-four".