146613242 has 4 divisors (see below), whose sum is σ = 219919866. Its totient is φ = 73306620.

The previous prime is 146613239. The next prime is 146613251. The reversal of 146613242 is 242316641.

146613242 is digitally balanced in base 3, 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: 242316641 = 7 ⋅34616663.

It can be written as a sum of positive squares in only one way, i.e., 110481121 + 36132121 = 10511^2 + 6011^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36653309 + ... + 36653312.

Almost surely, 2^146613242 is an apocalyptic number.

146613242 is a deficient number, since it is larger than the sum of its proper divisors (73306624).

146613242 is an equidigital number, since it uses as much as digits as its factorization.

146613242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73306623.

The product of its digits is 6912, while the sum is 29.

The square root of 146613242 is about 12108.3955171608. The cubic root of 146613242 is about 527.2999527451.

Adding to 146613242 its reverse (242316641), we get a palindrome (388929883).

The spelling of 146613242 in words is "one hundred forty-six million, six hundred thirteen thousand, two hundred forty-two".