134469774 has 32 divisors (see below), whose sum is σ = 301479840. Its totient is φ = 44424576.

The previous prime is 134469767. The next prime is 134469817. The reversal of 134469774 is 477964431.

It is a super-2 number, since 2×134469774² = 36164240239222152, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4917 + ... + 17120.

It is an arithmetic number, because the mean of its divisors is an integer number (9421245).

Almost surely, 2^134469774 is an apocalyptic number.

134469774 is an abundant number, since it is smaller than the sum of its proper divisors (167010066).

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

134469774 is a wasteful number, since it uses less digits than its factorization.

134469774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22161 (or 22155 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The square root of 134469774 is about 11596.1102961295. The cubic root of 134469774 is about 512.3202926546.

It can be divided in two parts, 13446 and 9774, that added together give a triangular number (23220 = T₂₁₅).

The spelling of 134469774 in words is "one hundred thirty-four million, four hundred sixty-nine thousand, seven hundred seventy-four".