146779134 has 8 divisors (see below), whose sum is σ = 293558280. Its totient is φ = 48926376.

The previous prime is 146779133. The next prime is 146779147. The reversal of 146779134 is 431977641.

It is a sphenic number, since it is the product of 3 distinct primes.

146779134 is an admirable number.

It is a super-2 number, since 2×146779134² = 43088228355579912, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146779133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12231589 + ... + 12231600.

It is an arithmetic number, because the mean of its divisors is an integer number (36694785).

Almost surely, 2^146779134 is an apocalyptic number.

146779134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146779134 is a wasteful number, since it uses less digits than its factorization.

146779134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24463194.

The product of its digits is 127008, while the sum is 42.

The square root of 146779134 is about 12115.2438687795. The cubic root of 146779134 is about 527.4987566887.

It can be divided in two parts, 1467 and 79134, that added together give a triangular number (80601 = T₄₀₁).

The spelling of 146779134 in words is "one hundred forty-six million, seven hundred seventy-nine thousand, one hundred thirty-four".