146788497 has 16 divisors (see below), whose sum is σ = 217752000. Its totient is φ = 97729632.

The previous prime is 146788463. The next prime is 146788511. The reversal of 146788497 is 794887641.

It is a happy number.

146788497 is a `hidden beast` number, since 14 + 67 + 88 + 497 = 666.

146788497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 146788497 - 2²⁰ = 145739921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146788297) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20029 + ... + 26357.

It is an arithmetic number, because the mean of its divisors is an integer number (13609500).

Almost surely, 2^146788497 is an apocalyptic number.

It is an amenable number.

146788497 is a deficient number, since it is larger than the sum of its proper divisors (70963503).

146788497 is an equidigital number, since it uses as much as digits as its factorization.

146788497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7197 (or 7191 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 54.

The square root of 146788497 is about 12115.6302766303. The cubic root of 146788497 is about 527.5099727830.

The spelling of 146788497 in words is "one hundred forty-six million, seven hundred eighty-eight thousand, four hundred ninety-seven".