146019793 has 8 divisors (see below), whose sum is σ = 147246048. Its totient is φ = 144799104.

The previous prime is 146019791. The next prime is 146019799. The reversal of 146019793 is 397910641.

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 146019793 - 2¹ = 146019791 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146019791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63105 + ... + 65377.

It is an arithmetic number, because the mean of its divisors is an integer number (18405756).

Almost surely, 2^146019793 is an apocalyptic number.

It is an amenable number.

146019793 is a deficient number, since it is larger than the sum of its proper divisors (1226255).

146019793 is a wasteful number, since it uses less digits than its factorization.

146019793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2783.

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 146019793 is about 12083.8649860051. The cubic root of 146019793 is about 526.5875368930.

The spelling of 146019793 in words is "one hundred forty-six million, nineteen thousand, seven hundred ninety-three".