146313742 has 4 divisors (see below), whose sum is σ = 219470616. Its totient is φ = 73156870.

The previous prime is 146313721. The next prime is 146313743. The reversal of 146313742 is 247313641.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×146313742² = 42815422196085128, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146313743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36578434 + ... + 36578437.

It is an arithmetic number, because the mean of its divisors is an integer number (54867654).

Almost surely, 2^146313742 is an apocalyptic number.

146313742 is a deficient number, since it is larger than the sum of its proper divisors (73156874).

146313742 is an equidigital number, since it uses as much as digits as its factorization.

146313742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73156873.

The product of its digits is 12096, while the sum is 31.

The square root of 146313742 is about 12096.0217427053. The cubic root of 146313742 is about 526.9406536971.

The spelling of 146313742 in words is "one hundred forty-six million, three hundred thirteen thousand, seven hundred forty-two".