146401745 has 24 divisors (see below), whose sum is σ = 211921344. Its totient is φ = 95097888.

The previous prime is 146401709. The next prime is 146401751. The reversal of 146401745 is 547104641.

It is not a de Polignac number, because 146401745 - 2¹⁴ = 146385361 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6842 + ... + 18428.

It is an arithmetic number, because the mean of its divisors is an integer number (8830056).

Almost surely, 2^146401745 is an apocalyptic number.

It is an amenable number.

146401745 is a deficient number, since it is larger than the sum of its proper divisors (65519599).

146401745 is a wasteful number, since it uses less digits than its factorization.

146401745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11637 (or 11618 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 146401745 is about 12099.6588794891. The cubic root of 146401745 is about 527.0462784632.

The spelling of 146401745 in words is "one hundred forty-six million, four hundred one thousand, seven hundred forty-five".