147226546 has 8 divisors (see below), whose sum is σ = 223865244. Its totient is φ = 72604800.

The previous prime is 147226517. The next prime is 147226549. The reversal of 147226546 is 645622741.

It can be written as a sum of positive squares in 2 ways, for example, as 130210921 + 17015625 = 11411^2 + 4125^2 .

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

It is not an unprimeable number, because it can be changed into a prime (147226549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 504055 + ... + 504346.

Almost surely, 2^147226546 is an apocalyptic number.

147226546 is a deficient number, since it is larger than the sum of its proper divisors (76638698).

147226546 is a wasteful number, since it uses less digits than its factorization.

147226546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008476.

The product of its digits is 80640, while the sum is 37.

The square root of 147226546 is about 12133.6946557922. The cubic root of 147226546 is about 528.0341867404.

The spelling of 147226546 in words is "one hundred forty-seven million, two hundred twenty-six thousand, five hundred forty-six".