146347492 has 12 divisors (see below), whose sum is σ = 271173420. Its totient is φ = 68869376.

The previous prime is 146347471. The next prime is 146347499. The reversal of 146347492 is 294743641.

It can be written as a sum of positive squares in 2 ways, for example, as 103103716 + 43243776 = 10154^2 + 6576^2 .

It is not an unprimeable number, because it can be changed into a prime (146347499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1076017 + ... + 1076152.

It is an arithmetic number, because the mean of its divisors is an integer number (22597785).

Almost surely, 2^146347492 is an apocalyptic number.

It is an amenable number.

146347492 is a deficient number, since it is larger than the sum of its proper divisors (124825928).

146347492 is a wasteful number, since it uses less digits than its factorization.

146347492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2152190 (or 2152188 counting only the distinct ones).

The product of its digits is 145152, while the sum is 40.

The square root of 146347492 is about 12097.4167490419. The cubic root of 146347492 is about 526.9811668200.

The spelling of 146347492 in words is "one hundred forty-six million, three hundred forty-seven thousand, four hundred ninety-two".