465138146 has 8 divisors (see below), whose sum is σ = 761135184. Its totient is φ = 211426420.

The previous prime is 465138103. The next prime is 465138151. The reversal of 465138146 is 641831564.

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, 10571300 + ... + 10571343.

It is an arithmetic number, because the mean of its divisors is an integer number (95141898).

Almost surely, 2^465138146 is an apocalyptic number.

465138146 is a deficient number, since it is larger than the sum of its proper divisors (295997038).

465138146 is a wasteful number, since it uses less digits than its factorization.

465138146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21142656.

The product of its digits is 69120, while the sum is 38.

The square root of 465138146 is about 21567.0615986508. The cubic root of 465138146 is about 774.8078030509.

The spelling of 465138146 in words is "four hundred sixty-five million, one hundred thirty-eight thousand, one hundred forty-six".