146354722 has 4 divisors (see below), whose sum is σ = 219532086. Its totient is φ = 73177360.

The previous prime is 146354711. The next prime is 146354753. The reversal of 146354722 is 227453641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 227453641 = 29 ⋅7843229.

It can be written as a sum of positive squares in only one way, i.e., 140209281 + 6145441 = 11841^2 + 2479^2 .

It is an unprimeable number.

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, 36588679 + ... + 36588682.

Almost surely, 2^146354722 is an apocalyptic number.

146354722 is a deficient number, since it is larger than the sum of its proper divisors (73177364).

146354722 is an equidigital number, since it uses as much as digits as its factorization.

146354722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73177363.

The product of its digits is 40320, while the sum is 34.

The square root of 146354722 is about 12097.7155694784. The cubic root of 146354722 is about 526.9898448211.

The spelling of 146354722 in words is "one hundred forty-six million, three hundred fifty-four thousand, seven hundred twenty-two".