146763869 has 8 divisors (see below), whose sum is σ = 171153600. Its totient is φ = 125797308.

The previous prime is 146763829. The next prime is 146763901. The reversal of 146763869 is 968367641.

It is not a de Polignac number, because 146763869 - 2¹⁶ = 146698333 is a prime.

It is a super-2 number, since 2×146763869² = 43079266487698322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146763829) 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, 213599 + ... + 214284.

It is an arithmetic number, because the mean of its divisors is an integer number (21394200).

Almost surely, 2^146763869 is an apocalyptic number.

It is an amenable number.

146763869 is a deficient number, since it is larger than the sum of its proper divisors (24389731).

146763869 is an frugal number, since it uses more digits than its factorization.

146763869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427904 (or 427890 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 50.

The square root of 146763869 is about 12114.6138609532. The cubic root of 146763869 is about 527.4804694670.

The spelling of 146763869 in words is "one hundred forty-six million, seven hundred sixty-three thousand, eight hundred sixty-nine".