146631417 has 16 divisors (see below), whose sum is σ = 214748160. Its totient is φ = 88582032.

The previous prime is 146631413. The next prime is 146631427. The reversal of 146631417 is 714136641.

It is not a de Polignac number, because 146631417 - 2² = 146631413 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146631413) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 54613 + ... + 57234.

It is an arithmetic number, because the mean of its divisors is an integer number (13421760).

Almost surely, 2^146631417 is an apocalyptic number.

It is an amenable number.

146631417 is a deficient number, since it is larger than the sum of its proper divisors (68116743).

146631417 is a wasteful number, since it uses less digits than its factorization.

146631417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111892.

The product of its digits is 12096, while the sum is 33.

The square root of 146631417 is about 12109.1460062219. The cubic root of 146631417 is about 527.3217408649.

The spelling of 146631417 in words is "one hundred forty-six million, six hundred thirty-one thousand, four hundred seventeen".