146249465 has 8 divisors (see below), whose sum is σ = 181551240. Its totient is φ = 112964992.

The previous prime is 146249449. The next prime is 146249471. The reversal of 146249465 is 564942641.

It can be written as a sum of positive squares in 4 ways, for example, as 33825856 + 112423609 = 5816^2 + 10603^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 146249465 - 2⁴ = 146249449 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 504164 + ... + 504453.

It is an arithmetic number, because the mean of its divisors is an integer number (22693905).

Almost surely, 2^146249465 is an apocalyptic number.

It is an amenable number.

146249465 is a deficient number, since it is larger than the sum of its proper divisors (35301775).

146249465 is a wasteful number, since it uses less digits than its factorization.

146249465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1008651.

The product of its digits is 207360, while the sum is 41.

The square root of 146249465 is about 12093.3645028999. The cubic root of 146249465 is about 526.8634790700.

The spelling of 146249465 in words is "one hundred forty-six million, two hundred forty-nine thousand, four hundred sixty-five".