146878793 has 8 divisors (see below), whose sum is σ = 156974112. Its totient is φ = 136945216.

The previous prime is 146878783. The next prime is 146878813. The reversal of 146878793 is 397878641.

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 146878793 - 2⁶ = 146878729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146878703) 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, 38555 + ... + 42192.

It is an arithmetic number, because the mean of its divisors is an integer number (19621764).

Almost surely, 2^146878793 is an apocalyptic number.

It is an amenable number.

146878793 is a deficient number, since it is larger than the sum of its proper divisors (10095319).

146878793 is a wasteful number, since it uses less digits than its factorization.

146878793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80871.

The product of its digits is 2032128, while the sum is 53.

The square root of 146878793 is about 12119.3561297620. The cubic root of 146878793 is about 527.6181154008.

The spelling of 146878793 in words is "one hundred forty-six million, eight hundred seventy-eight thousand, seven hundred ninety-three".