146870073 has 12 divisors (see below), whose sum is σ = 242452288. Its totient is φ = 83925720.

The previous prime is 146870051. The next prime is 146870081. The reversal of 146870073 is 370078641.

It is not a de Polignac number, because 146870073 - 2¹⁷ = 146739001 is a prime.

It is a super-3 number, since 3×146870073³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146870093) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1165573 + ... + 1165698.

Almost surely, 2^146870073 is an apocalyptic number.

It is an amenable number.

146870073 is a deficient number, since it is larger than the sum of its proper divisors (95582215).

146870073 is a wasteful number, since it uses less digits than its factorization.

146870073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2331284 (or 2331281 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 146870073 is about 12118.9963693369. The cubic root of 146870073 is about 527.6076738639.

The spelling of 146870073 in words is "one hundred forty-six million, eight hundred seventy thousand, seventy-three".