146730722 has 8 divisors (see below), whose sum is σ = 221213916. Its totient is φ = 72992752.

The previous prime is 146730713. The next prime is 146730743. The reversal of 146730722 is 227037641.

It can be written as a sum of positive squares in 2 ways, for example, as 144985681 + 1745041 = 12041^2 + 1321^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185813 + ... + 186600.

Almost surely, 2^146730722 is an apocalyptic number.

146730722 is a deficient number, since it is larger than the sum of its proper divisors (74483194).

146730722 is a wasteful number, since it uses less digits than its factorization.

146730722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372612.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 146730722 is about 12113.2457252381. The cubic root of 146730722 is about 527.4407555335.

The spelling of 146730722 in words is "one hundred forty-six million, seven hundred thirty thousand, seven hundred twenty-two".