146450474 has 4 divisors (see below), whose sum is σ = 219675714. Its totient is φ = 73225236.

The previous prime is 146450471. The next prime is 146450489. The reversal of 146450474 is 474054641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 474054641 = 811 ⋅584531.

It can be written as a sum of positive squares in only one way, i.e., 86620249 + 59830225 = 9307^2 + 7735^2 .

It is not an unprimeable number, because it can be changed into a prime (146450471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36612617 + ... + 36612620.

Almost surely, 2^146450474 is an apocalyptic number.

146450474 is a deficient number, since it is larger than the sum of its proper divisors (73225240).

146450474 is an equidigital number, since it uses as much as digits as its factorization.

146450474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73225239.

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 146450474 is about 12101.6723637686. The cubic root of 146450474 is about 527.1047467763.

The spelling of 146450474 in words is "one hundred forty-six million, four hundred fifty thousand, four hundred seventy-four".