146969697 has 16 divisors (see below), whose sum is σ = 224501760. Its totient is φ = 83777232.

The previous prime is 146969687. The next prime is 146969723. The reversal of 146969697 is 796969641.

It is not a de Polignac number, because 146969697 - 2⁶ = 146969633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146969687) 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, 448 + ... + 17150.

It is an arithmetic number, because the mean of its divisors is an integer number (14031360).

Almost surely, 2^146969697 is an apocalyptic number.

It is an amenable number.

146969697 is a deficient number, since it is larger than the sum of its proper divisors (77532063).

146969697 is a wasteful number, since it uses less digits than its factorization.

146969697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17132.

The product of its digits is 4408992, while the sum is 57.

The square root of 146969697 is about 12123.1059139150. The cubic root of 146969697 is about 527.7269414263.

The spelling of 146969697 in words is "one hundred forty-six million, nine hundred sixty-nine thousand, six hundred ninety-seven".